From 249e1eff51f6e61046341361117e8769be18c2a4 Mon Sep 17 00:00:00 2001
From: Jack Wright <56345+ayax79@users.noreply.github.com>
Date: Fri, 6 Sep 2024 13:46:37 -0700
Subject: [PATCH] Polars command reorg (#13798)

# Description
House keeping. Restructures polars modules as discussed in:
https://docs.google.com/spreadsheets/d/1gyA58i_yTXKCJ5DbO_RxBNAlK6S7C1M22ppKwVLZltc/edit?usp=sharing
---
 .../aggregation}/aggregate.rs                 |   0
 .../aggregation/aggregation_commands.rs}      | 270 +----------
 .../aggregation}/cumulative.rs                |   2 +-
 .../{lazy => command/aggregation}/groupby.rs  |   0
 .../{lazy => command/aggregation}/median.rs   |   0
 .../src/dataframe/command/aggregation/mod.rs  |  44 ++
 .../{series => command/aggregation}/n_null.rs |   2 +-
 .../aggregation}/n_unique.rs                  |   2 +-
 .../{lazy => command/aggregation}/quantile.rs |   0
 .../aggregation}/rolling.rs                   |   3 +-
 .../aggregation}/value_counts.rs              |   5 +-
 .../{series => command/boolean}/all_false.rs  |   5 +-
 .../{series => command/boolean}/all_true.rs   |   5 +-
 .../indexes => command/boolean}/arg_true.rs   |   0
 .../src/dataframe/command/boolean/expr_not.rs |  21 +
 .../boolean}/is_duplicated.rs                 |   0
 .../{expressions => command/boolean}/is_in.rs |   0
 .../masks => command/boolean}/is_not_null.rs  |   0
 .../masks => command/boolean}/is_null.rs      |   0
 .../masks => command/boolean}/is_unique.rs    |   0
 .../src/dataframe/command/boolean/mod.rs      |  46 ++
 .../{series/masks => command/boolean}/not.rs  |   0
 .../boolean}/otherwise.rs                     |   0
 .../{series/masks => command/boolean}/set.rs  |   0
 .../{expressions => command/boolean}/when.rs  |   0
 .../src/dataframe/command/core/cache.rs       |  16 +
 .../{eager => command/core}/columns.rs        |   2 +-
 .../dataframe/{lazy => command/core}/fetch.rs |   0
 .../src/dataframe/command/core/mod.rs         |  39 ++
 .../dataframe/{eager => command/core}/open.rs |   3 +-
 .../{eager => command/core}/save/arrow.rs     |   2 +-
 .../{eager => command/core}/save/avro.rs      |   2 +-
 .../{eager => command/core}/save/csv.rs       |   2 +-
 .../{eager => command/core}/save/mod.rs       |   0
 .../{eager => command/core}/save/ndjson.rs    |   2 +-
 .../{eager => command/core}/save/parquet.rs   |   2 +-
 .../{eager => command/core}/schema.rs         |   0
 .../{eager => command/core}/shape.rs          |   2 +-
 .../{eager => command/core}/summary.rs        |   2 +-
 .../{eager => command/core}/to_df.rs          |   2 +-
 .../{lazy => command/core}/to_lazy.rs         |   2 +-
 .../{eager => command/core}/to_nu.rs          |   2 +-
 .../{expressions => command/data}/alias.rs    |   2 +-
 .../{eager => command/data}/append.rs         |   0
 .../data}/arg_where.rs                        |   0
 .../dataframe/{eager => command/data}/cast.rs |   2 +-
 .../{expressions => command/data}/col.rs      |   0
 .../{lazy => command/data}/collect.rs         |   0
 .../dataframe/{eager => command/data}/drop.rs |   4 +-
 .../data}/drop_duplicates.rs                  |   4 +-
 .../{eager => command/data}/drop_nulls.rs     |   4 +-
 .../{eager => command/data}/dummies.rs        |   2 +-
 .../{lazy => command/data}/explode.rs         |   0
 .../{lazy => command/data}/fill_nan.rs        |   0
 .../{lazy => command/data}/fill_null.rs       |   0
 .../{lazy => command/data}/filter.rs          |   0
 .../{eager => command/data}/filter_with.rs    |   2 +-
 .../{eager => command/data}/first.rs          |   2 +-
 .../{lazy => command/data}/flatten.rs         |   0
 .../dataframe/{eager => command/data}/get.rs  |   2 +-
 .../dataframe/{lazy => command/data}/join.rs  |   0
 .../dataframe/{eager => command/data}/last.rs |   2 +-
 .../{expressions => command/data}/lit.rs      |   0
 .../src/dataframe/command/data/mod.rs         | 109 +++++
 .../{eager => command/data}/pivot.rs          |   4 +-
 .../{eager => command/data}/query_df.rs       |   5 +-
 .../{eager => command/data}/rename.rs         |   2 +-
 .../src/dataframe/command/data/reverse.rs     |  37 ++
 .../{eager => command/data}/sample.rs         |   2 +-
 .../{lazy => command/data}/select.rs          |   0
 .../{series => command/data}/shift.rs         |   2 +-
 .../{eager => command/data}/slice.rs          |   2 +-
 .../{lazy => command/data}/sort_by_expr.rs    |   2 +-
 .../{eager => command/data}/sql_context.rs    |   2 +-
 .../{eager => command/data}/sql_expr.rs       |   0
 .../dataframe/{eager => command/data}/take.rs |   2 +-
 .../{series => command/data}/unique.rs        |   2 +-
 .../{eager => command/data}/unpivot.rs        |   2 +-
 .../{eager => command/data}/with_column.rs    |   2 +-
 .../date => command/datetime}/as_date.rs      |   0
 .../date => command/datetime}/as_datetime.rs  |   0
 .../datetime}/datepart.rs                     |   2 +-
 .../date => command/datetime}/get_day.rs      |   0
 .../date => command/datetime}/get_hour.rs     |   0
 .../date => command/datetime}/get_minute.rs   |   0
 .../date => command/datetime}/get_month.rs    |   0
 .../datetime}/get_nanosecond.rs               |   0
 .../date => command/datetime}/get_ordinal.rs  |   0
 .../date => command/datetime}/get_second.rs   |   0
 .../date => command/datetime}/get_week.rs     |   0
 .../date => command/datetime}/get_weekday.rs  |   0
 .../date => command/datetime}/get_year.rs     |   0
 .../src/dataframe/command/datetime/mod.rs     |  52 +++
 .../string => command/datetime}/strftime.rs   |   0
 .../{series => command/index}/arg_max.rs      |   2 +-
 .../{series => command/index}/arg_min.rs      |   2 +-
 .../indexes => command/index}/arg_sort.rs     |   0
 .../indexes => command/index}/arg_unique.rs   |   0
 .../src/dataframe/command/index/mod.rs        |  24 +
 .../indexes => command/index}/set_with_idx.rs |   0
 .../src/dataframe/command/integer/mod.rs      |  12 +
 .../string => command/integer}/to_decimal.rs  |   0
 .../string => command/integer}/to_integer.rs  |   0
 .../src/dataframe/command/macro_commands.rs   | 440 ++++++++++++++++++
 .../src/dataframe/command/mod.rs              |  10 +
 .../string}/concat_str.rs                     |   0
 .../{series => command}/string/contains.rs    |   0
 .../src/dataframe/command/string/mod.rs       |  36 ++
 .../{series => command}/string/replace.rs     |   0
 .../{series => command}/string/replace_all.rs |   0
 .../{series => command}/string/str_join.rs    |   0
 .../{series => command}/string/str_lengths.rs |   0
 .../{series => command}/string/str_slice.rs   |   0
 .../string/to_lowercase.rs                    |   0
 .../string/to_uppercase.rs                    |   0
 .../src/dataframe/{ => command}/stub.rs       |   0
 .../src/dataframe/eager/mod.rs                |  88 ----
 .../src/dataframe/expressions/mod.rs          |  48 --
 .../src/dataframe/lazy/macro_commands.rs      | 228 ---------
 .../src/dataframe/lazy/mod.rs                 |  57 ---
 crates/nu_plugin_polars/src/dataframe/mod.rs  |   6 +-
 .../src/dataframe/series/date/mod.rs          |  25 -
 .../src/dataframe/series/indexes/mod.rs       |   9 -
 .../src/dataframe/series/masks/mod.rs         |  13 -
 .../src/dataframe/series/mod.rs               |  87 ----
 .../src/dataframe/series/string/mod.rs        |  23 -
 crates/nu_plugin_polars/src/lib.rs            |  26 +-
 127 files changed, 958 insertions(+), 918 deletions(-)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/aggregation}/aggregate.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{expressions/expressions_macro.rs => command/aggregation/aggregation_commands.rs} (56%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command/aggregation}/cumulative.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/aggregation}/groupby.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/aggregation}/median.rs (100%)
 create mode 100644 crates/nu_plugin_polars/src/dataframe/command/aggregation/mod.rs
 rename crates/nu_plugin_polars/src/dataframe/{series => command/aggregation}/n_null.rs (98%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command/aggregation}/n_unique.rs (98%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/aggregation}/quantile.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command/aggregation}/rolling.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command/aggregation}/value_counts.rs (97%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command/boolean}/all_false.rs (97%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command/boolean}/all_true.rs (96%)
 rename crates/nu_plugin_polars/src/dataframe/{series/indexes => command/boolean}/arg_true.rs (100%)
 create mode 100644 crates/nu_plugin_polars/src/dataframe/command/boolean/expr_not.rs
 rename crates/nu_plugin_polars/src/dataframe/{series/masks => command/boolean}/is_duplicated.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{expressions => command/boolean}/is_in.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/masks => command/boolean}/is_not_null.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/masks => command/boolean}/is_null.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/masks => command/boolean}/is_unique.rs (100%)
 create mode 100644 crates/nu_plugin_polars/src/dataframe/command/boolean/mod.rs
 rename crates/nu_plugin_polars/src/dataframe/{series/masks => command/boolean}/not.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{expressions => command/boolean}/otherwise.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/masks => command/boolean}/set.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{expressions => command/boolean}/when.rs (100%)
 create mode 100644 crates/nu_plugin_polars/src/dataframe/command/core/cache.rs
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/core}/columns.rs (98%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/core}/fetch.rs (100%)
 create mode 100644 crates/nu_plugin_polars/src/dataframe/command/core/mod.rs
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/core}/open.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/core}/save/arrow.rs (95%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/core}/save/avro.rs (96%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/core}/save/csv.rs (97%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/core}/save/mod.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/core}/save/ndjson.rs (95%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/core}/save/parquet.rs (95%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/core}/schema.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/core}/shape.rs (98%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/core}/summary.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/core}/to_df.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/core}/to_lazy.rs (98%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/core}/to_nu.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{expressions => command/data}/alias.rs (98%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/append.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{expressions => command/data}/arg_where.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/cast.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{expressions => command/data}/col.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/data}/collect.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/drop.rs (97%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/drop_duplicates.rs (97%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/drop_nulls.rs (97%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/dummies.rs (98%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/data}/explode.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/data}/fill_nan.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/data}/fill_null.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/data}/filter.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/filter_with.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/first.rs (98%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/data}/flatten.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/get.rs (98%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/data}/join.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/last.rs (98%)
 rename crates/nu_plugin_polars/src/dataframe/{expressions => command/data}/lit.rs (100%)
 create mode 100644 crates/nu_plugin_polars/src/dataframe/command/data/mod.rs
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/pivot.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/query_df.rs (96%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/rename.rs (99%)
 create mode 100644 crates/nu_plugin_polars/src/dataframe/command/data/reverse.rs
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/sample.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/data}/select.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command/data}/shift.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/slice.rs (98%)
 rename crates/nu_plugin_polars/src/dataframe/{lazy => command/data}/sort_by_expr.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/sql_context.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/sql_expr.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/take.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command/data}/unique.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/unpivot.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{eager => command/data}/with_column.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{series/date => command/datetime}/as_date.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/date => command/datetime}/as_datetime.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{expressions => command/datetime}/datepart.rs (99%)
 rename crates/nu_plugin_polars/src/dataframe/{series/date => command/datetime}/get_day.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/date => command/datetime}/get_hour.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/date => command/datetime}/get_minute.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/date => command/datetime}/get_month.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/date => command/datetime}/get_nanosecond.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/date => command/datetime}/get_ordinal.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/date => command/datetime}/get_second.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/date => command/datetime}/get_week.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/date => command/datetime}/get_weekday.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/date => command/datetime}/get_year.rs (100%)
 create mode 100644 crates/nu_plugin_polars/src/dataframe/command/datetime/mod.rs
 rename crates/nu_plugin_polars/src/dataframe/{series/string => command/datetime}/strftime.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command/index}/arg_max.rs (98%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command/index}/arg_min.rs (98%)
 rename crates/nu_plugin_polars/src/dataframe/{series/indexes => command/index}/arg_sort.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/indexes => command/index}/arg_unique.rs (100%)
 create mode 100644 crates/nu_plugin_polars/src/dataframe/command/index/mod.rs
 rename crates/nu_plugin_polars/src/dataframe/{series/indexes => command/index}/set_with_idx.rs (100%)
 create mode 100644 crates/nu_plugin_polars/src/dataframe/command/integer/mod.rs
 rename crates/nu_plugin_polars/src/dataframe/{series/string => command/integer}/to_decimal.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series/string => command/integer}/to_integer.rs (100%)
 create mode 100644 crates/nu_plugin_polars/src/dataframe/command/macro_commands.rs
 create mode 100644 crates/nu_plugin_polars/src/dataframe/command/mod.rs
 rename crates/nu_plugin_polars/src/dataframe/{expressions => command/string}/concat_str.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command}/string/contains.rs (100%)
 create mode 100644 crates/nu_plugin_polars/src/dataframe/command/string/mod.rs
 rename crates/nu_plugin_polars/src/dataframe/{series => command}/string/replace.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command}/string/replace_all.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command}/string/str_join.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command}/string/str_lengths.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command}/string/str_slice.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command}/string/to_lowercase.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{series => command}/string/to_uppercase.rs (100%)
 rename crates/nu_plugin_polars/src/dataframe/{ => command}/stub.rs (100%)
 delete mode 100644 crates/nu_plugin_polars/src/dataframe/eager/mod.rs
 delete mode 100644 crates/nu_plugin_polars/src/dataframe/expressions/mod.rs
 delete mode 100644 crates/nu_plugin_polars/src/dataframe/lazy/macro_commands.rs
 delete mode 100644 crates/nu_plugin_polars/src/dataframe/lazy/mod.rs
 delete mode 100644 crates/nu_plugin_polars/src/dataframe/series/date/mod.rs
 delete mode 100644 crates/nu_plugin_polars/src/dataframe/series/indexes/mod.rs
 delete mode 100644 crates/nu_plugin_polars/src/dataframe/series/masks/mod.rs
 delete mode 100644 crates/nu_plugin_polars/src/dataframe/series/mod.rs
 delete mode 100644 crates/nu_plugin_polars/src/dataframe/series/string/mod.rs

diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/aggregate.rs b/crates/nu_plugin_polars/src/dataframe/command/aggregation/aggregate.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/lazy/aggregate.rs
rename to crates/nu_plugin_polars/src/dataframe/command/aggregation/aggregate.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/expressions/expressions_macro.rs b/crates/nu_plugin_polars/src/dataframe/command/aggregation/aggregation_commands.rs
similarity index 56%
rename from crates/nu_plugin_polars/src/dataframe/expressions/expressions_macro.rs
rename to crates/nu_plugin_polars/src/dataframe/command/aggregation/aggregation_commands.rs
index 2a18c31c4dda..4f2a4875da41 100644
--- a/crates/nu_plugin_polars/src/dataframe/expressions/expressions_macro.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/aggregation/aggregation_commands.rs
@@ -1,263 +1,10 @@
-/// Definition of multiple Expression commands using a macro rule
-/// All of these expressions have an identical body and only require
-/// to have a change in the name, description and expression function
 use crate::dataframe::values::{Column, NuDataFrame, NuExpression, NuLazyFrame};
 use crate::values::CustomValueSupport;
 use crate::PolarsPlugin;
+use crate::{expr_command, lazy_expr_command};
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{Category, Example, LabeledError, PipelineData, Signature, Span, Type, Value};
 
-// The structs defined in this file are structs that form part of other commands
-// since they share a similar name
-macro_rules! expr_command {
-    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident, $test: ident) => {
-        #[derive(Clone)]
-        pub struct $command;
-
-        impl PluginCommand for $command {
-            type Plugin = PolarsPlugin;
-
-            fn name(&self) -> &str {
-                $name
-            }
-
-            fn description(&self) -> &str {
-                $desc
-            }
-
-            fn signature(&self) -> Signature {
-                Signature::build(self.name())
-                    .description($desc)
-                    .input_output_type(
-                        Type::Custom("expression".into()),
-                        Type::Custom("expression".into()),
-                    )
-                    .category(Category::Custom("expression".into()))
-            }
-
-            fn examples(&self) -> Vec<Example> {
-                $examples
-            }
-
-            fn run(
-                &self,
-                plugin: &Self::Plugin,
-                engine: &EngineInterface,
-                call: &EvaluatedCall,
-                input: PipelineData,
-            ) -> Result<PipelineData, LabeledError> {
-                let expr = NuExpression::try_from_pipeline(plugin, input, call.head)
-                    .map_err(LabeledError::from)?;
-                let expr: NuExpression = expr.into_polars().$func().into();
-                expr.to_pipeline_data(plugin, engine, call.head)
-                    .map_err(LabeledError::from)
-            }
-        }
-
-        #[cfg(test)]
-        mod $test {
-            use super::*;
-            use crate::test::test_polars_plugin_command;
-            use nu_protocol::ShellError;
-
-            #[test]
-            fn test_examples() -> Result<(), ShellError> {
-                test_polars_plugin_command(&$command)
-            }
-        }
-    };
-
-    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident, $test: ident, $ddof: expr) => {
-        #[derive(Clone)]
-        pub struct $command;
-
-        impl PluginCommand for $command {
-            type Plugin = PolarsPlugin;
-
-            fn signature(&self) -> Signature {
-                Signature::build(self.name())
-                    .description($desc)
-                    .input_output_type(
-                        Type::Custom("expression".into()),
-                        Type::Custom("expression".into()),
-                    )
-                    .category(Category::Custom("expression".into()))
-                    .plugin_examples($examples)
-            }
-
-            fn run(
-                &self,
-                _plugin: &Self::Plugin,
-                engine: &EngineInterface,
-                call: &EvaluatedCall,
-                input: PipelineData,
-            ) -> Result<PipelineData, LabeledError> {
-                let expr = NuExpression::try_from_pipeline(input, call.head)
-                    .map_err(LabeledError::from)?;
-                let expr: NuExpression = expr.into_polars().$func($ddof).into();
-                expr.to_pipeline_data(plugin, engine, call.head)
-                    .map_err(LabeledError::from)
-            }
-        }
-
-        #[cfg(test)]
-        mod $test {
-            use super::*;
-            use crate::test::test_polars_plugin_command;
-
-            #[test]
-            fn test_examples() -> Result<(), ShellError> {
-                test_polars_plugin_command(&$command)
-            }
-        }
-    };
-}
-
-// The structs defined in this file are structs that form part of other commands
-// since they share a similar name
-macro_rules! lazy_expr_command {
-    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident, $test: ident) => {
-        #[derive(Clone)]
-        pub struct $command;
-
-        impl PluginCommand for $command {
-            type Plugin = PolarsPlugin;
-
-            fn name(&self) -> &str {
-                $name
-            }
-
-            fn description(&self) -> &str {
-                $desc
-            }
-
-            fn signature(&self) -> Signature {
-                Signature::build(self.name())
-                    .description($desc)
-                    .input_output_types(vec![
-                        (
-                            Type::Custom("expression".into()),
-                            Type::Custom("expression".into()),
-                        ),
-                        (
-                            Type::Custom("dataframe".into()),
-                            Type::Custom("dataframe".into()),
-                        ),
-                    ])
-                    .category(Category::Custom("expression".into()))
-            }
-
-            fn examples(&self) -> Vec<Example> {
-                $examples
-            }
-
-            fn run(
-                &self,
-                plugin: &Self::Plugin,
-                engine: &EngineInterface,
-                call: &EvaluatedCall,
-                input: PipelineData,
-            ) -> Result<PipelineData, LabeledError> {
-                let value = input.into_value(call.head)?;
-                if NuDataFrame::can_downcast(&value) || NuLazyFrame::can_downcast(&value) {
-                    let lazy = NuLazyFrame::try_from_value_coerce(plugin, &value)
-                        .map_err(LabeledError::from)?;
-                    let lazy = NuLazyFrame::new(lazy.from_eager, lazy.to_polars().$func());
-                    lazy.to_pipeline_data(plugin, engine, call.head)
-                        .map_err(LabeledError::from)
-                } else {
-                    let expr =
-                        NuExpression::try_from_value(plugin, &value).map_err(LabeledError::from)?;
-                    let expr: NuExpression = expr.into_polars().$func().into();
-                    expr.to_pipeline_data(plugin, engine, call.head)
-                        .map_err(LabeledError::from)
-                }
-            }
-        }
-
-        #[cfg(test)]
-        mod $test {
-            use super::*;
-            use crate::test::test_polars_plugin_command;
-            use nu_protocol::ShellError;
-
-            #[test]
-            fn test_examples() -> Result<(), ShellError> {
-                test_polars_plugin_command(&$command)
-            }
-        }
-    };
-
-    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident, $test: ident, $ddof: expr) => {
-        #[derive(Clone)]
-        pub struct $command;
-
-        impl PluginCommand for $command {
-            type Plugin = PolarsPlugin;
-
-            fn name(&self) -> &str {
-                $name
-            }
-
-            fn description(&self) -> &str {
-                $desc
-            }
-            fn signature(&self) -> Signature {
-                Signature::build(self.name())
-                    .input_output_types(vec![
-                        (
-                            Type::Custom("expression".into()),
-                            Type::Custom("expression".into()),
-                        ),
-                        (
-                            Type::Custom("dataframe".into()),
-                            Type::Custom("dataframe".into()),
-                        ),
-                    ])
-                    .category(Category::Custom("expression".into()))
-            }
-
-            fn examples(&self) -> Vec<Example> {
-                $examples
-            }
-
-            fn run(
-                &self,
-                plugin: &Self::Plugin,
-                engine: &EngineInterface,
-                call: &EvaluatedCall,
-                input: PipelineData,
-            ) -> Result<PipelineData, LabeledError> {
-                let value = input.into_value(call.head)?;
-                if NuDataFrame::can_downcast(&value) || NuLazyFrame::can_downcast(&value) {
-                    let lazy = NuLazyFrame::try_from_value_coerce(plugin, &value)
-                        .map_err(LabeledError::from)?;
-                    let lazy = NuLazyFrame::new(lazy.from_eager, lazy.to_polars().$func($ddof));
-                    lazy.to_pipeline_data(plugin, engine, call.head)
-                        .map_err(LabeledError::from)
-                } else {
-                    let expr = NuExpression::try_from_value(plugin, &value)?;
-                    let expr: NuExpression = expr.into_polars().$func($ddof).into();
-                    expr.to_pipeline_data(plugin, engine, call.head)
-                        .map_err(LabeledError::from)
-                }
-            }
-        }
-
-        #[cfg(test)]
-        mod $test {
-            use super::*;
-            use crate::test::test_polars_plugin_command;
-            use nu_protocol::ShellError;
-
-            #[test]
-            fn test_examples() -> Result<(), ShellError> {
-                test_polars_plugin_command(&$command)
-            }
-        }
-    };
-}
-
 // ExprList command
 // Expands to a command definition for a list expression
 expr_command!(
@@ -303,21 +50,6 @@ expr_command!(
     test_count
 );
 
-// ExprNot command
-// Expands to a command definition for a not expression
-expr_command!(
-    ExprNot,
-    "polars expr-not",
-    "Creates a not expression.",
-    vec![Example {
-        description: "Creates a not expression",
-        example: "(polars col a) > 2) | polars expr-not",
-        result: None,
-    },],
-    not,
-    test_not
-);
-
 // ExprMax command
 // Expands to a command definition for max aggregation
 lazy_expr_command!(
diff --git a/crates/nu_plugin_polars/src/dataframe/series/cumulative.rs b/crates/nu_plugin_polars/src/dataframe/command/aggregation/cumulative.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/series/cumulative.rs
rename to crates/nu_plugin_polars/src/dataframe/command/aggregation/cumulative.rs
index da7081128d0f..e745bf543256 100644
--- a/crates/nu_plugin_polars/src/dataframe/series/cumulative.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/aggregation/cumulative.rs
@@ -1,6 +1,6 @@
 use crate::{values::CustomValueSupport, PolarsPlugin};
 
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, NuDataFrame};
 
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/groupby.rs b/crates/nu_plugin_polars/src/dataframe/command/aggregation/groupby.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/lazy/groupby.rs
rename to crates/nu_plugin_polars/src/dataframe/command/aggregation/groupby.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/median.rs b/crates/nu_plugin_polars/src/dataframe/command/aggregation/median.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/lazy/median.rs
rename to crates/nu_plugin_polars/src/dataframe/command/aggregation/median.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/command/aggregation/mod.rs b/crates/nu_plugin_polars/src/dataframe/command/aggregation/mod.rs
new file mode 100644
index 000000000000..ea14500075b5
--- /dev/null
+++ b/crates/nu_plugin_polars/src/dataframe/command/aggregation/mod.rs
@@ -0,0 +1,44 @@
+mod aggregate;
+mod aggregation_commands;
+mod cumulative;
+pub mod groupby;
+mod median;
+mod n_null;
+mod n_unique;
+mod quantile;
+mod rolling;
+mod value_counts;
+
+use crate::PolarsPlugin;
+use nu_plugin::PluginCommand;
+
+pub use aggregate::LazyAggregate;
+pub use aggregation_commands::*;
+pub use cumulative::Cumulative;
+pub use n_null::NNull;
+pub use n_unique::NUnique;
+pub use rolling::Rolling;
+pub use value_counts::ValueCount;
+
+pub(crate) fn aggregation_commands() -> Vec<Box<dyn PluginCommand<Plugin = PolarsPlugin>>> {
+    vec![
+        Box::new(Cumulative),
+        Box::new(ExprAggGroups),
+        Box::new(ExprCount),
+        Box::new(ExprList),
+        Box::new(ExprMax),
+        Box::new(ExprMin),
+        Box::new(ExprSum),
+        Box::new(ExprMean),
+        Box::new(ExprStd),
+        Box::new(ExprVar),
+        Box::new(LazyAggregate),
+        Box::new(median::LazyMedian),
+        Box::new(quantile::LazyQuantile),
+        Box::new(groupby::ToLazyGroupBy),
+        Box::new(Rolling),
+        Box::new(ValueCount),
+        Box::new(NNull),
+        Box::new(NUnique),
+    ]
+}
diff --git a/crates/nu_plugin_polars/src/dataframe/series/n_null.rs b/crates/nu_plugin_polars/src/dataframe/command/aggregation/n_null.rs
similarity index 98%
rename from crates/nu_plugin_polars/src/dataframe/series/n_null.rs
rename to crates/nu_plugin_polars/src/dataframe/command/aggregation/n_null.rs
index cfe69853a7cb..61507d9d69a4 100644
--- a/crates/nu_plugin_polars/src/dataframe/series/n_null.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/aggregation/n_null.rs
@@ -1,6 +1,6 @@
 use crate::{values::CustomValueSupport, PolarsPlugin};
 
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, NuDataFrame};
 
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/series/n_unique.rs b/crates/nu_plugin_polars/src/dataframe/command/aggregation/n_unique.rs
similarity index 98%
rename from crates/nu_plugin_polars/src/dataframe/series/n_unique.rs
rename to crates/nu_plugin_polars/src/dataframe/command/aggregation/n_unique.rs
index 381017f9e789..3c696ee37109 100644
--- a/crates/nu_plugin_polars/src/dataframe/series/n_unique.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/aggregation/n_unique.rs
@@ -3,7 +3,7 @@ use crate::{
     PolarsPlugin,
 };
 
-use super::super::values::{Column, NuDataFrame, NuExpression};
+use crate::values::{Column, NuDataFrame, NuExpression};
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
     Category, Example, LabeledError, PipelineData, ShellError, Signature, Span, Type, Value,
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/quantile.rs b/crates/nu_plugin_polars/src/dataframe/command/aggregation/quantile.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/lazy/quantile.rs
rename to crates/nu_plugin_polars/src/dataframe/command/aggregation/quantile.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/rolling.rs b/crates/nu_plugin_polars/src/dataframe/command/aggregation/rolling.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/series/rolling.rs
rename to crates/nu_plugin_polars/src/dataframe/command/aggregation/rolling.rs
index b63b5048be5f..05e7df6040af 100644
--- a/crates/nu_plugin_polars/src/dataframe/series/rolling.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/aggregation/rolling.rs
@@ -1,7 +1,6 @@
+use crate::values::{Column, NuDataFrame};
 use crate::{values::CustomValueSupport, PolarsPlugin};
 
-use super::super::values::{Column, NuDataFrame};
-
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
     Category, Example, LabeledError, PipelineData, ShellError, Signature, Span, Spanned,
diff --git a/crates/nu_plugin_polars/src/dataframe/series/value_counts.rs b/crates/nu_plugin_polars/src/dataframe/command/aggregation/value_counts.rs
similarity index 97%
rename from crates/nu_plugin_polars/src/dataframe/series/value_counts.rs
rename to crates/nu_plugin_polars/src/dataframe/command/aggregation/value_counts.rs
index bb228af8bb47..e05a1c401c50 100644
--- a/crates/nu_plugin_polars/src/dataframe/series/value_counts.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/aggregation/value_counts.rs
@@ -1,6 +1,5 @@
-use crate::{values::CustomValueSupport, PolarsPlugin};
-
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, CustomValueSupport, NuDataFrame};
+use crate::PolarsPlugin;
 
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/series/all_false.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/all_false.rs
similarity index 97%
rename from crates/nu_plugin_polars/src/dataframe/series/all_false.rs
rename to crates/nu_plugin_polars/src/dataframe/command/boolean/all_false.rs
index 36e31dfb9892..f5cc7acf11d3 100644
--- a/crates/nu_plugin_polars/src/dataframe/series/all_false.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/boolean/all_false.rs
@@ -1,6 +1,5 @@
-use crate::{values::CustomValueSupport, PolarsPlugin};
-
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, CustomValueSupport, NuDataFrame};
+use crate::PolarsPlugin;
 
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/series/all_true.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/all_true.rs
similarity index 96%
rename from crates/nu_plugin_polars/src/dataframe/series/all_true.rs
rename to crates/nu_plugin_polars/src/dataframe/command/boolean/all_true.rs
index cf3d7a79fe80..bcca2f156265 100644
--- a/crates/nu_plugin_polars/src/dataframe/series/all_true.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/boolean/all_true.rs
@@ -1,6 +1,5 @@
-use crate::{values::CustomValueSupport, PolarsPlugin};
-
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, CustomValueSupport, NuDataFrame};
+use crate::PolarsPlugin;
 
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/series/indexes/arg_true.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/arg_true.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/indexes/arg_true.rs
rename to crates/nu_plugin_polars/src/dataframe/command/boolean/arg_true.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/command/boolean/expr_not.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/expr_not.rs
new file mode 100644
index 000000000000..886d89eeabf4
--- /dev/null
+++ b/crates/nu_plugin_polars/src/dataframe/command/boolean/expr_not.rs
@@ -0,0 +1,21 @@
+use crate::expr_command;
+use crate::values::CustomValueSupport;
+use crate::values::NuExpression;
+use crate::PolarsPlugin;
+use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
+use nu_protocol::{Category, Example, LabeledError, PipelineData, Signature, Type};
+
+// ExprNot command
+// Expands to a command definition for a not expression
+expr_command!(
+    ExprNot,
+    "polars expr-not",
+    "Creates a not expression.",
+    vec![Example {
+        description: "Creates a not expression",
+        example: "(polars col a) > 2) | polars expr-not",
+        result: None,
+    },],
+    not,
+    test_not
+);
diff --git a/crates/nu_plugin_polars/src/dataframe/series/masks/is_duplicated.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/is_duplicated.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/masks/is_duplicated.rs
rename to crates/nu_plugin_polars/src/dataframe/command/boolean/is_duplicated.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/expressions/is_in.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/is_in.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/expressions/is_in.rs
rename to crates/nu_plugin_polars/src/dataframe/command/boolean/is_in.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/masks/is_not_null.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/is_not_null.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/masks/is_not_null.rs
rename to crates/nu_plugin_polars/src/dataframe/command/boolean/is_not_null.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/masks/is_null.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/is_null.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/masks/is_null.rs
rename to crates/nu_plugin_polars/src/dataframe/command/boolean/is_null.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/masks/is_unique.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/is_unique.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/masks/is_unique.rs
rename to crates/nu_plugin_polars/src/dataframe/command/boolean/is_unique.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/command/boolean/mod.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/mod.rs
new file mode 100644
index 000000000000..e57229fe3a93
--- /dev/null
+++ b/crates/nu_plugin_polars/src/dataframe/command/boolean/mod.rs
@@ -0,0 +1,46 @@
+mod all_false;
+mod all_true;
+mod arg_true;
+mod expr_not;
+mod is_duplicated;
+mod is_in;
+mod is_not_null;
+mod is_null;
+mod is_unique;
+mod not;
+pub(crate) mod otherwise;
+mod set;
+mod when;
+
+use crate::PolarsPlugin;
+use nu_plugin::PluginCommand;
+
+pub use all_false::AllFalse;
+pub use arg_true::ArgTrue;
+pub use is_duplicated::IsDuplicated;
+pub use is_in::ExprIsIn;
+pub use is_not_null::IsNotNull;
+pub use is_null::IsNull;
+pub use is_unique::IsUnique;
+pub use not::NotSeries;
+pub use otherwise::ExprOtherwise;
+pub use set::SetSeries;
+pub use when::ExprWhen;
+
+pub(crate) fn boolean_commands() -> Vec<Box<dyn PluginCommand<Plugin = PolarsPlugin>>> {
+    vec![
+        Box::new(AllFalse),
+        Box::new(all_true::AllTrue),
+        Box::new(ArgTrue),
+        Box::new(ExprIsIn),
+        Box::new(ExprOtherwise),
+        Box::new(ExprWhen),
+        Box::new(expr_not::ExprNot),
+        Box::new(IsDuplicated),
+        Box::new(IsNotNull),
+        Box::new(IsNull),
+        Box::new(IsUnique),
+        Box::new(NotSeries),
+        Box::new(SetSeries),
+    ]
+}
diff --git a/crates/nu_plugin_polars/src/dataframe/series/masks/not.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/not.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/masks/not.rs
rename to crates/nu_plugin_polars/src/dataframe/command/boolean/not.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/expressions/otherwise.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/otherwise.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/expressions/otherwise.rs
rename to crates/nu_plugin_polars/src/dataframe/command/boolean/otherwise.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/masks/set.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/set.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/masks/set.rs
rename to crates/nu_plugin_polars/src/dataframe/command/boolean/set.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/expressions/when.rs b/crates/nu_plugin_polars/src/dataframe/command/boolean/when.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/expressions/when.rs
rename to crates/nu_plugin_polars/src/dataframe/command/boolean/when.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/command/core/cache.rs b/crates/nu_plugin_polars/src/dataframe/command/core/cache.rs
new file mode 100644
index 000000000000..ce68f7712b92
--- /dev/null
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/cache.rs
@@ -0,0 +1,16 @@
+use crate::lazy_command;
+
+// LazyCache command
+// Expands to a command definition for cache
+lazy_command!(
+    LazyCache,
+    "polars cache",
+    "Caches operations in a new LazyFrame.",
+    vec![Example {
+        description: "Caches the result into a new LazyFrame",
+        example: "[[a b]; [6 2] [4 2] [2 2]] | polars into-df | polars reverse | polars cache",
+        result: None,
+    }],
+    cache,
+    test_cache
+);
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/columns.rs b/crates/nu_plugin_polars/src/dataframe/command/core/columns.rs
similarity index 98%
rename from crates/nu_plugin_polars/src/dataframe/eager/columns.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/columns.rs
index 5fa4fb82a8b1..ceb9975dfea2 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/columns.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/columns.rs
@@ -1,6 +1,6 @@
+use crate::values::NuDataFrame;
 use crate::PolarsPlugin;
 
-use super::super::values::NuDataFrame;
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
     Category, Example, LabeledError, PipelineData, ShellError, Signature, Span, Type, Value,
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/fetch.rs b/crates/nu_plugin_polars/src/dataframe/command/core/fetch.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/lazy/fetch.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/fetch.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/command/core/mod.rs b/crates/nu_plugin_polars/src/dataframe/command/core/mod.rs
new file mode 100644
index 000000000000..4acf6778e14d
--- /dev/null
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/mod.rs
@@ -0,0 +1,39 @@
+mod cache;
+mod columns;
+mod fetch;
+mod open;
+mod save;
+mod schema;
+mod shape;
+mod summary;
+mod to_df;
+mod to_lazy;
+mod to_nu;
+
+use crate::PolarsPlugin;
+use nu_plugin::PluginCommand;
+
+pub use self::open::OpenDataFrame;
+use fetch::LazyFetch;
+pub use schema::SchemaCmd;
+pub use shape::ShapeDF;
+pub use summary::Summary;
+pub use to_df::ToDataFrame;
+pub use to_lazy::ToLazyFrame;
+pub use to_nu::ToNu;
+
+pub(crate) fn core_commands() -> Vec<Box<dyn PluginCommand<Plugin = PolarsPlugin>>> {
+    vec![
+        Box::new(columns::ColumnsDF),
+        Box::new(cache::LazyCache),
+        Box::new(LazyFetch),
+        Box::new(OpenDataFrame),
+        Box::new(Summary),
+        Box::new(ShapeDF),
+        Box::new(SchemaCmd),
+        Box::new(ToNu),
+        Box::new(ToDataFrame),
+        Box::new(save::SaveDF),
+        Box::new(ToLazyFrame),
+    ]
+}
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/open.rs b/crates/nu_plugin_polars/src/dataframe/command/core/open.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/eager/open.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/open.rs
index c2894d64feee..a8971149993d 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/open.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/open.rs
@@ -1,12 +1,11 @@
 use crate::{
     dataframe::values::NuSchema,
-    values::{CustomValueSupport, NuLazyFrame, PolarsFileType},
+    values::{CustomValueSupport, NuDataFrame, NuLazyFrame, PolarsFileType},
     EngineWrapper, PolarsPlugin,
 };
 use nu_path::expand_path_with;
 use nu_utils::perf;
 
-use super::super::values::NuDataFrame;
 use nu_plugin::PluginCommand;
 use nu_protocol::{
     Category, Example, LabeledError, PipelineData, ShellError, Signature, Span, Spanned,
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/save/arrow.rs b/crates/nu_plugin_polars/src/dataframe/command/core/save/arrow.rs
similarity index 95%
rename from crates/nu_plugin_polars/src/dataframe/eager/save/arrow.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/save/arrow.rs
index 2c972c4d4fb0..54317edea368 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/save/arrow.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/save/arrow.rs
@@ -48,7 +48,7 @@ pub(crate) fn command_eager(
 #[cfg(test)]
 pub mod test {
 
-    use crate::eager::save::test::{test_eager_save, test_lazy_save};
+    use crate::command::core::save::test::{test_eager_save, test_lazy_save};
 
     #[test]
     pub fn test_arrow_eager_save() -> Result<(), Box<dyn std::error::Error>> {
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/save/avro.rs b/crates/nu_plugin_polars/src/dataframe/command/core/save/avro.rs
similarity index 96%
rename from crates/nu_plugin_polars/src/dataframe/eager/save/avro.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/save/avro.rs
index 58463ec36c92..ef5c0cdca22e 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/save/avro.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/save/avro.rs
@@ -60,7 +60,7 @@ pub(crate) fn command_eager(
 
 #[cfg(test)]
 pub mod test {
-    use crate::eager::save::test::{test_eager_save, test_lazy_save};
+    use crate::command::core::save::test::{test_eager_save, test_lazy_save};
 
     #[test]
     pub fn test_avro_eager_save() -> Result<(), Box<dyn std::error::Error>> {
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/save/csv.rs b/crates/nu_plugin_polars/src/dataframe/command/core/save/csv.rs
similarity index 97%
rename from crates/nu_plugin_polars/src/dataframe/eager/save/csv.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/save/csv.rs
index f43b1b023b7a..941967b4690c 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/save/csv.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/save/csv.rs
@@ -97,7 +97,7 @@ pub(crate) fn command_eager(
 
 #[cfg(test)]
 pub mod test {
-    use crate::eager::save::test::{test_eager_save, test_lazy_save};
+    use crate::command::core::save::test::{test_eager_save, test_lazy_save};
 
     #[test]
     pub fn test_csv_eager_save() -> Result<(), Box<dyn std::error::Error>> {
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/save/mod.rs b/crates/nu_plugin_polars/src/dataframe/command/core/save/mod.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/eager/save/mod.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/save/mod.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/save/ndjson.rs b/crates/nu_plugin_polars/src/dataframe/command/core/save/ndjson.rs
similarity index 95%
rename from crates/nu_plugin_polars/src/dataframe/eager/save/ndjson.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/save/ndjson.rs
index 78401030796c..55204436d859 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/save/ndjson.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/save/ndjson.rs
@@ -49,7 +49,7 @@ pub(crate) fn command_eager(
 
 #[cfg(test)]
 pub mod test {
-    use crate::eager::save::test::{test_eager_save, test_lazy_save};
+    use crate::command::core::save::test::{test_eager_save, test_lazy_save};
 
     #[test]
     pub fn test_arrow_eager_save() -> Result<(), Box<dyn std::error::Error>> {
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/save/parquet.rs b/crates/nu_plugin_polars/src/dataframe/command/core/save/parquet.rs
similarity index 95%
rename from crates/nu_plugin_polars/src/dataframe/eager/save/parquet.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/save/parquet.rs
index 7200e23500dd..f77e7c402823 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/save/parquet.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/save/parquet.rs
@@ -48,7 +48,7 @@ pub(crate) fn command_eager(
 #[cfg(test)]
 pub(crate) mod test {
 
-    use crate::eager::save::test::{test_eager_save, test_lazy_save};
+    use crate::command::core::save::test::{test_eager_save, test_lazy_save};
 
     #[test]
     pub fn test_parquet_eager_save() -> Result<(), Box<dyn std::error::Error>> {
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/schema.rs b/crates/nu_plugin_polars/src/dataframe/command/core/schema.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/eager/schema.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/schema.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/shape.rs b/crates/nu_plugin_polars/src/dataframe/command/core/shape.rs
similarity index 98%
rename from crates/nu_plugin_polars/src/dataframe/eager/shape.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/shape.rs
index 60f96e8b9fcc..bbd8821e184e 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/shape.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/shape.rs
@@ -5,7 +5,7 @@ use nu_protocol::{
 
 use crate::{dataframe::values::Column, values::CustomValueSupport, PolarsPlugin};
 
-use super::super::values::NuDataFrame;
+use crate::values::NuDataFrame;
 
 #[derive(Clone)]
 pub struct ShapeDF;
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/summary.rs b/crates/nu_plugin_polars/src/dataframe/command/core/summary.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/eager/summary.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/summary.rs
index 863fb891b7f5..f9156560d204 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/summary.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/summary.rs
@@ -1,6 +1,6 @@
 use crate::{values::CustomValueSupport, PolarsPlugin};
 
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, NuDataFrame};
 
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/to_df.rs b/crates/nu_plugin_polars/src/dataframe/command/core/to_df.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/eager/to_df.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/to_df.rs
index 39d54f6e10da..e3a94914119a 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/to_df.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/to_df.rs
@@ -4,7 +4,7 @@ use crate::{
     PolarsPlugin,
 };
 
-use super::super::values::NuDataFrame;
+use crate::values::NuDataFrame;
 
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/to_lazy.rs b/crates/nu_plugin_polars/src/dataframe/command/core/to_lazy.rs
similarity index 98%
rename from crates/nu_plugin_polars/src/dataframe/lazy/to_lazy.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/to_lazy.rs
index 8d81bd1a8ad8..1b42d310f3b7 100644
--- a/crates/nu_plugin_polars/src/dataframe/lazy/to_lazy.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/to_lazy.rs
@@ -1,6 +1,6 @@
 use crate::{dataframe::values::NuSchema, values::CustomValueSupport, Cacheable, PolarsPlugin};
 
-use super::super::values::{NuDataFrame, NuLazyFrame};
+use crate::values::{NuDataFrame, NuLazyFrame};
 
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{Category, Example, LabeledError, PipelineData, Signature, SyntaxShape, Type};
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/to_nu.rs b/crates/nu_plugin_polars/src/dataframe/command/core/to_nu.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/eager/to_nu.rs
rename to crates/nu_plugin_polars/src/dataframe/command/core/to_nu.rs
index a8b4aa397657..07427ca63dc1 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/to_nu.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/core/to_nu.rs
@@ -10,7 +10,7 @@ use crate::{
     PolarsPlugin,
 };
 
-use super::super::values::NuDataFrame;
+use crate::values::NuDataFrame;
 
 #[derive(Clone)]
 pub struct ToNu;
diff --git a/crates/nu_plugin_polars/src/dataframe/expressions/alias.rs b/crates/nu_plugin_polars/src/dataframe/command/data/alias.rs
similarity index 98%
rename from crates/nu_plugin_polars/src/dataframe/expressions/alias.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/alias.rs
index 0c12be144e34..1d1c5470732a 100644
--- a/crates/nu_plugin_polars/src/dataframe/expressions/alias.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/alias.rs
@@ -1,6 +1,6 @@
 use crate::{values::CustomValueSupport, PolarsPlugin};
 
-use super::super::values::NuExpression;
+use crate::values::NuExpression;
 
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/append.rs b/crates/nu_plugin_polars/src/dataframe/command/data/append.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/eager/append.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/append.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/expressions/arg_where.rs b/crates/nu_plugin_polars/src/dataframe/command/data/arg_where.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/expressions/arg_where.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/arg_where.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/cast.rs b/crates/nu_plugin_polars/src/dataframe/command/data/cast.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/eager/cast.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/cast.rs
index 5787d961e16e..c1fc08c3c8fc 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/cast.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/cast.rs
@@ -4,7 +4,7 @@ use crate::{
     PolarsPlugin,
 };
 
-use super::super::values::NuDataFrame;
+use crate::values::NuDataFrame;
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
     record, Category, Example, LabeledError, PipelineData, ShellError, Signature, Span,
diff --git a/crates/nu_plugin_polars/src/dataframe/expressions/col.rs b/crates/nu_plugin_polars/src/dataframe/command/data/col.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/expressions/col.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/col.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/collect.rs b/crates/nu_plugin_polars/src/dataframe/command/data/collect.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/lazy/collect.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/collect.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/drop.rs b/crates/nu_plugin_polars/src/dataframe/command/data/drop.rs
similarity index 97%
rename from crates/nu_plugin_polars/src/dataframe/eager/drop.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/drop.rs
index 4e2a2b71368b..852e42e52c34 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/drop.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/drop.rs
@@ -7,8 +7,8 @@ use nu_protocol::{
 use crate::values::CustomValueSupport;
 use crate::PolarsPlugin;
 
-use super::super::values::utils::convert_columns;
-use super::super::values::{Column, NuDataFrame};
+use crate::values::utils::convert_columns;
+use crate::values::{Column, NuDataFrame};
 
 #[derive(Clone)]
 pub struct DropDF;
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/drop_duplicates.rs b/crates/nu_plugin_polars/src/dataframe/command/data/drop_duplicates.rs
similarity index 97%
rename from crates/nu_plugin_polars/src/dataframe/eager/drop_duplicates.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/drop_duplicates.rs
index 2d311867ea08..5f82ce13f643 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/drop_duplicates.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/drop_duplicates.rs
@@ -8,8 +8,8 @@ use polars::prelude::UniqueKeepStrategy;
 use crate::values::CustomValueSupport;
 use crate::PolarsPlugin;
 
-use super::super::values::utils::convert_columns_string;
-use super::super::values::{Column, NuDataFrame};
+use crate::values::utils::convert_columns_string;
+use crate::values::{Column, NuDataFrame};
 
 #[derive(Clone)]
 pub struct DropDuplicates;
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/drop_nulls.rs b/crates/nu_plugin_polars/src/dataframe/command/data/drop_nulls.rs
similarity index 97%
rename from crates/nu_plugin_polars/src/dataframe/eager/drop_nulls.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/drop_nulls.rs
index 43dbf29f3d96..b99ea4223dcd 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/drop_nulls.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/drop_nulls.rs
@@ -7,8 +7,8 @@ use nu_protocol::{
 use crate::values::CustomValueSupport;
 use crate::PolarsPlugin;
 
-use super::super::values::utils::convert_columns_string;
-use super::super::values::{Column, NuDataFrame};
+use crate::values::utils::convert_columns_string;
+use crate::values::{Column, NuDataFrame};
 
 #[derive(Clone)]
 pub struct DropNulls;
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/dummies.rs b/crates/nu_plugin_polars/src/dataframe/command/data/dummies.rs
similarity index 98%
rename from crates/nu_plugin_polars/src/dataframe/eager/dummies.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/dummies.rs
index 6346ebfb600d..684cda772d11 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/dummies.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/dummies.rs
@@ -1,4 +1,4 @@
-use super::super::values::NuDataFrame;
+use crate::values::NuDataFrame;
 use crate::{values::CustomValueSupport, PolarsPlugin};
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/explode.rs b/crates/nu_plugin_polars/src/dataframe/command/data/explode.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/lazy/explode.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/explode.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/fill_nan.rs b/crates/nu_plugin_polars/src/dataframe/command/data/fill_nan.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/lazy/fill_nan.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/fill_nan.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/fill_null.rs b/crates/nu_plugin_polars/src/dataframe/command/data/fill_null.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/lazy/fill_null.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/fill_null.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/filter.rs b/crates/nu_plugin_polars/src/dataframe/command/data/filter.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/lazy/filter.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/filter.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/filter_with.rs b/crates/nu_plugin_polars/src/dataframe/command/data/filter_with.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/eager/filter_with.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/filter_with.rs
index acfe2251cd73..bc222459e187 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/filter_with.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/filter_with.rs
@@ -11,7 +11,7 @@ use crate::{
     PolarsPlugin,
 };
 
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, NuDataFrame};
 
 #[derive(Clone)]
 pub struct FilterWith;
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/first.rs b/crates/nu_plugin_polars/src/dataframe/command/data/first.rs
similarity index 98%
rename from crates/nu_plugin_polars/src/dataframe/eager/first.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/first.rs
index e75aa044286c..ca5205ff6a7a 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/first.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/first.rs
@@ -3,7 +3,7 @@ use crate::{
     PolarsPlugin,
 };
 
-use super::super::values::{NuDataFrame, NuExpression};
+use crate::values::{NuDataFrame, NuExpression};
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
     Category, Example, LabeledError, PipelineData, ShellError, Signature, Span, SyntaxShape, Type,
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/flatten.rs b/crates/nu_plugin_polars/src/dataframe/command/data/flatten.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/lazy/flatten.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/flatten.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/get.rs b/crates/nu_plugin_polars/src/dataframe/command/data/get.rs
similarity index 98%
rename from crates/nu_plugin_polars/src/dataframe/eager/get.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/get.rs
index 330b027b0d1d..09269589a30e 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/get.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/get.rs
@@ -8,7 +8,7 @@ use crate::{
     dataframe::values::utils::convert_columns_string, values::CustomValueSupport, PolarsPlugin,
 };
 
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, NuDataFrame};
 
 #[derive(Clone)]
 pub struct GetDF;
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/join.rs b/crates/nu_plugin_polars/src/dataframe/command/data/join.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/lazy/join.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/join.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/last.rs b/crates/nu_plugin_polars/src/dataframe/command/data/last.rs
similarity index 98%
rename from crates/nu_plugin_polars/src/dataframe/eager/last.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/last.rs
index 88f1041c2544..43e4fbc232e7 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/last.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/last.rs
@@ -3,7 +3,7 @@ use crate::{
     PolarsPlugin,
 };
 
-use super::super::values::{utils::DEFAULT_ROWS, NuDataFrame, NuExpression};
+use crate::values::{utils::DEFAULT_ROWS, NuDataFrame, NuExpression};
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
     Category, Example, LabeledError, PipelineData, ShellError, Signature, Span, SyntaxShape, Type,
diff --git a/crates/nu_plugin_polars/src/dataframe/expressions/lit.rs b/crates/nu_plugin_polars/src/dataframe/command/data/lit.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/expressions/lit.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/lit.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/command/data/mod.rs b/crates/nu_plugin_polars/src/dataframe/command/data/mod.rs
new file mode 100644
index 000000000000..302b5f468558
--- /dev/null
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/mod.rs
@@ -0,0 +1,109 @@
+mod alias;
+mod append;
+mod arg_where;
+mod cast;
+mod col;
+mod collect;
+mod drop;
+mod drop_duplicates;
+mod drop_nulls;
+mod dummies;
+mod explode;
+mod fill_nan;
+mod fill_null;
+mod filter;
+mod filter_with;
+mod first;
+mod flatten;
+mod get;
+mod join;
+mod last;
+mod lit;
+mod pivot;
+mod query_df;
+mod rename;
+mod reverse;
+mod sample;
+mod select;
+mod slice;
+mod sort_by_expr;
+pub mod sql_context;
+pub mod sql_expr;
+mod take;
+mod unpivot;
+mod with_column;
+use filter::LazyFilter;
+mod shift;
+mod unique;
+
+use crate::PolarsPlugin;
+use nu_plugin::PluginCommand;
+
+pub use alias::ExprAlias;
+pub use append::AppendDF;
+pub use arg_where::ExprArgWhere;
+pub use cast::CastDF;
+pub use col::ExprCol;
+pub use collect::LazyCollect;
+pub use drop::DropDF;
+pub use drop_duplicates::DropDuplicates;
+pub use drop_nulls::DropNulls;
+pub use dummies::Dummies;
+pub use explode::LazyExplode;
+use fill_nan::LazyFillNA;
+pub use fill_null::LazyFillNull;
+pub use first::FirstDF;
+use flatten::LazyFlatten;
+pub use get::GetDF;
+use join::LazyJoin;
+pub use last::LastDF;
+pub use lit::ExprLit;
+use query_df::QueryDf;
+pub use rename::RenameDF;
+pub use sample::SampleDF;
+pub use shift::Shift;
+pub use slice::SliceDF;
+use sort_by_expr::LazySortBy;
+pub use take::TakeDF;
+pub use unique::Unique;
+pub use unpivot::UnpivotDF;
+pub use with_column::WithColumn;
+
+pub(crate) fn data_commands() -> Vec<Box<dyn PluginCommand<Plugin = PolarsPlugin>>> {
+    vec![
+        Box::new(AppendDF),
+        Box::new(CastDF),
+        Box::new(DropDF),
+        Box::new(DropDuplicates),
+        Box::new(DropNulls),
+        Box::new(Dummies),
+        Box::new(filter_with::FilterWith),
+        Box::new(GetDF),
+        Box::new(pivot::PivotDF),
+        Box::new(UnpivotDF),
+        Box::new(FirstDF),
+        Box::new(LastDF),
+        Box::new(RenameDF),
+        Box::new(SampleDF),
+        Box::new(SliceDF),
+        Box::new(TakeDF),
+        Box::new(QueryDf),
+        Box::new(WithColumn),
+        Box::new(ExprAlias),
+        Box::new(ExprArgWhere),
+        Box::new(ExprLit),
+        Box::new(ExprCol),
+        Box::new(LazyCollect),
+        Box::new(LazyExplode),
+        Box::new(LazyFillNA),
+        Box::new(LazyFillNull),
+        Box::new(LazyFlatten),
+        Box::new(LazyJoin),
+        Box::new(reverse::LazyReverse),
+        Box::new(select::LazySelect),
+        Box::new(LazySortBy),
+        Box::new(LazyFilter),
+        Box::new(Shift),
+        Box::new(Unique),
+    ]
+}
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/pivot.rs b/crates/nu_plugin_polars/src/dataframe/command/data/pivot.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/eager/pivot.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/pivot.rs
index c541d16520ef..946868e6ad0e 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/pivot.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/pivot.rs
@@ -12,7 +12,7 @@ use crate::{
     PolarsPlugin,
 };
 
-use super::super::values::NuDataFrame;
+use crate::values::NuDataFrame;
 
 #[derive(Clone)]
 pub struct PivotDF;
@@ -75,7 +75,7 @@ impl PluginCommand for PivotDF {
         vec![
             Example {
                 example: "[[name subject test_1 test_2]; [Cady maths 98 100] [Cady physics 99 100] [Karen maths 61 60] [Karen physics 58 60]] | polars into-df |  polars pivot --on [subject] --index [name] --values [test_1]",
-                description: "Perform a pivot in order to show individuals test score by subject", 
+                description: "Perform a pivot in order to show individuals test score by subject",
                 result: Some(
                     NuDataFrame::try_from_columns(
                         vec![
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/query_df.rs b/crates/nu_plugin_polars/src/dataframe/command/data/query_df.rs
similarity index 96%
rename from crates/nu_plugin_polars/src/dataframe/eager/query_df.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/query_df.rs
index 799a3b4d64c7..3d0c218796c6 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/query_df.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/query_df.rs
@@ -1,7 +1,8 @@
-use super::super::values::NuDataFrame;
+use super::sql_context::SQLContext;
 use crate::dataframe::values::Column;
-use crate::dataframe::{eager::SQLContext, values::NuLazyFrame};
+use crate::dataframe::values::NuLazyFrame;
 use crate::values::CustomValueSupport;
+use crate::values::NuDataFrame;
 use crate::PolarsPlugin;
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/rename.rs b/crates/nu_plugin_polars/src/dataframe/command/data/rename.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/eager/rename.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/rename.rs
index 197d347b9761..485c440818fb 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/rename.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/rename.rs
@@ -10,7 +10,7 @@ use crate::{
     PolarsPlugin,
 };
 
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, NuDataFrame};
 
 #[derive(Clone)]
 pub struct RenameDF;
diff --git a/crates/nu_plugin_polars/src/dataframe/command/data/reverse.rs b/crates/nu_plugin_polars/src/dataframe/command/data/reverse.rs
new file mode 100644
index 000000000000..cb1e6af35f18
--- /dev/null
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/reverse.rs
@@ -0,0 +1,37 @@
+use nu_protocol::{Span, Value};
+
+use crate::{
+    lazy_command,
+    values::{Column, NuDataFrame},
+};
+
+// LazyReverse command
+// Expands to a command definition for reverse
+lazy_command!(
+    LazyReverse,
+    "polars reverse",
+    "Reverses the LazyFrame",
+    vec![Example {
+        description: "Reverses the dataframe.",
+        example: "[[a b]; [6 2] [4 2] [2 2]] | polars into-df | polars reverse",
+        result: Some(
+            NuDataFrame::try_from_columns(
+                vec![
+                    Column::new(
+                        "a".to_string(),
+                        vec![Value::test_int(2), Value::test_int(4), Value::test_int(6),],
+                    ),
+                    Column::new(
+                        "b".to_string(),
+                        vec![Value::test_int(2), Value::test_int(2), Value::test_int(2),],
+                    ),
+                ],
+                None
+            )
+            .expect("simple df for test should not fail")
+            .into_value(Span::test_data()),
+        ),
+    },],
+    reverse,
+    test_reverse
+);
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/sample.rs b/crates/nu_plugin_polars/src/dataframe/command/data/sample.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/eager/sample.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/sample.rs
index 8e110feef9fb..b334c2cbc4a4 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/sample.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/sample.rs
@@ -8,7 +8,7 @@ use polars::series::Series;
 
 use crate::{values::CustomValueSupport, PolarsPlugin};
 
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, NuDataFrame};
 
 #[derive(Clone)]
 pub struct SampleDF;
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/select.rs b/crates/nu_plugin_polars/src/dataframe/command/data/select.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/lazy/select.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/select.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/shift.rs b/crates/nu_plugin_polars/src/dataframe/command/data/shift.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/series/shift.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/shift.rs
index 51c8242e51e3..6565ad92b270 100644
--- a/crates/nu_plugin_polars/src/dataframe/series/shift.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/shift.rs
@@ -4,7 +4,7 @@ use crate::{
     PolarsPlugin,
 };
 
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, NuDataFrame};
 
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/slice.rs b/crates/nu_plugin_polars/src/dataframe/command/data/slice.rs
similarity index 98%
rename from crates/nu_plugin_polars/src/dataframe/eager/slice.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/slice.rs
index feeeab5df000..422d17db499f 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/slice.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/slice.rs
@@ -6,7 +6,7 @@ use nu_protocol::{
 
 use crate::{dataframe::values::Column, values::CustomValueSupport, PolarsPlugin};
 
-use super::super::values::NuDataFrame;
+use crate::values::NuDataFrame;
 
 #[derive(Clone)]
 pub struct SliceDF;
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/sort_by_expr.rs b/crates/nu_plugin_polars/src/dataframe/command/data/sort_by_expr.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/lazy/sort_by_expr.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/sort_by_expr.rs
index 952388a2dc50..3a0f2dd2d072 100644
--- a/crates/nu_plugin_polars/src/dataframe/lazy/sort_by_expr.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/sort_by_expr.rs
@@ -1,4 +1,4 @@
-use super::super::values::NuLazyFrame;
+use crate::values::NuLazyFrame;
 use crate::{
     dataframe::values::{Column, NuDataFrame, NuExpression},
     values::CustomValueSupport,
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/sql_context.rs b/crates/nu_plugin_polars/src/dataframe/command/data/sql_context.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/eager/sql_context.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/sql_context.rs
index f5589043447b..33497367027c 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/sql_context.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/sql_context.rs
@@ -1,4 +1,4 @@
-use crate::dataframe::eager::sql_expr::parse_sql_expr;
+use crate::dataframe::command::data::sql_expr::parse_sql_expr;
 use polars::error::{ErrString, PolarsError};
 use polars::prelude::{col, DataFrame, DataType, IntoLazy, LazyFrame};
 use sqlparser::ast::{
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/sql_expr.rs b/crates/nu_plugin_polars/src/dataframe/command/data/sql_expr.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/eager/sql_expr.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/sql_expr.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/take.rs b/crates/nu_plugin_polars/src/dataframe/command/data/take.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/eager/take.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/take.rs
index a03093b607c8..e6c3c3c9b607 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/take.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/take.rs
@@ -7,7 +7,7 @@ use polars::prelude::DataType;
 
 use crate::{dataframe::values::Column, values::CustomValueSupport, PolarsPlugin};
 
-use super::super::values::NuDataFrame;
+use crate::values::NuDataFrame;
 
 #[derive(Clone)]
 pub struct TakeDF;
diff --git a/crates/nu_plugin_polars/src/dataframe/series/unique.rs b/crates/nu_plugin_polars/src/dataframe/command/data/unique.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/series/unique.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/unique.rs
index 991d22b0965e..ebc854a211c2 100644
--- a/crates/nu_plugin_polars/src/dataframe/series/unique.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/unique.rs
@@ -4,7 +4,7 @@ use crate::{
     PolarsPlugin,
 };
 
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, NuDataFrame};
 
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/unpivot.rs b/crates/nu_plugin_polars/src/dataframe/command/data/unpivot.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/eager/unpivot.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/unpivot.rs
index 0d61951ec2b2..5235305de26c 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/unpivot.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/unpivot.rs
@@ -11,7 +11,7 @@ use crate::{
     PolarsPlugin,
 };
 
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, NuDataFrame};
 
 #[derive(Clone)]
 pub struct UnpivotDF;
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/with_column.rs b/crates/nu_plugin_polars/src/dataframe/command/data/with_column.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/eager/with_column.rs
rename to crates/nu_plugin_polars/src/dataframe/command/data/with_column.rs
index 1c29f90c3fa8..f7c6deccf897 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/with_column.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/data/with_column.rs
@@ -1,4 +1,4 @@
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, NuDataFrame};
 use crate::{
     dataframe::values::{NuExpression, NuLazyFrame},
     values::{CustomValueSupport, PolarsPluginObject},
diff --git a/crates/nu_plugin_polars/src/dataframe/series/date/as_date.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/as_date.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/date/as_date.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/as_date.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/date/as_datetime.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/as_datetime.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/date/as_datetime.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/as_datetime.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/expressions/datepart.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/datepart.rs
similarity index 99%
rename from crates/nu_plugin_polars/src/dataframe/expressions/datepart.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/datepart.rs
index 1c7b7e700567..12841db43fb6 100644
--- a/crates/nu_plugin_polars/src/dataframe/expressions/datepart.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/datetime/datepart.rs
@@ -1,4 +1,4 @@
-use super::super::values::NuExpression;
+use crate::values::NuExpression;
 
 use crate::{
     dataframe::values::{Column, NuDataFrame},
diff --git a/crates/nu_plugin_polars/src/dataframe/series/date/get_day.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/get_day.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/date/get_day.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/get_day.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/date/get_hour.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/get_hour.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/date/get_hour.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/get_hour.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/date/get_minute.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/get_minute.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/date/get_minute.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/get_minute.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/date/get_month.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/get_month.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/date/get_month.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/get_month.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/date/get_nanosecond.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/get_nanosecond.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/date/get_nanosecond.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/get_nanosecond.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/date/get_ordinal.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/get_ordinal.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/date/get_ordinal.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/get_ordinal.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/date/get_second.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/get_second.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/date/get_second.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/get_second.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/date/get_week.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/get_week.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/date/get_week.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/get_week.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/date/get_weekday.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/get_weekday.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/date/get_weekday.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/get_weekday.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/date/get_year.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/get_year.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/date/get_year.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/get_year.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/command/datetime/mod.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/mod.rs
new file mode 100644
index 000000000000..44c5d5a53a17
--- /dev/null
+++ b/crates/nu_plugin_polars/src/dataframe/command/datetime/mod.rs
@@ -0,0 +1,52 @@
+mod as_date;
+mod as_datetime;
+mod datepart;
+mod get_day;
+mod get_hour;
+mod get_minute;
+mod get_month;
+mod get_nanosecond;
+mod get_ordinal;
+mod get_second;
+mod get_week;
+mod get_weekday;
+mod get_year;
+
+use crate::PolarsPlugin;
+use nu_plugin::PluginCommand;
+
+pub use as_date::AsDate;
+pub use as_datetime::AsDateTime;
+pub use datepart::ExprDatePart;
+pub use get_day::GetDay;
+pub use get_hour::GetHour;
+pub use get_minute::GetMinute;
+pub use get_month::GetMonth;
+pub use get_nanosecond::GetNanosecond;
+pub use get_ordinal::GetOrdinal;
+pub use get_second::GetSecond;
+pub use get_week::GetWeek;
+pub use get_weekday::GetWeekDay;
+pub use get_year::GetYear;
+mod strftime;
+
+pub use strftime::StrFTime;
+
+pub(crate) fn datetime_commands() -> Vec<Box<dyn PluginCommand<Plugin = PolarsPlugin>>> {
+    vec![
+        Box::new(ExprDatePart),
+        Box::new(AsDate),
+        Box::new(AsDateTime),
+        Box::new(GetDay),
+        Box::new(GetHour),
+        Box::new(GetMinute),
+        Box::new(GetMonth),
+        Box::new(GetNanosecond),
+        Box::new(GetOrdinal),
+        Box::new(GetSecond),
+        Box::new(GetWeek),
+        Box::new(GetWeekDay),
+        Box::new(GetYear),
+        Box::new(StrFTime),
+    ]
+}
diff --git a/crates/nu_plugin_polars/src/dataframe/series/string/strftime.rs b/crates/nu_plugin_polars/src/dataframe/command/datetime/strftime.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/string/strftime.rs
rename to crates/nu_plugin_polars/src/dataframe/command/datetime/strftime.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/arg_max.rs b/crates/nu_plugin_polars/src/dataframe/command/index/arg_max.rs
similarity index 98%
rename from crates/nu_plugin_polars/src/dataframe/series/arg_max.rs
rename to crates/nu_plugin_polars/src/dataframe/command/index/arg_max.rs
index e7c67cdc3237..de81281bda39 100644
--- a/crates/nu_plugin_polars/src/dataframe/series/arg_max.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/index/arg_max.rs
@@ -1,6 +1,6 @@
 use crate::{values::CustomValueSupport, PolarsPlugin};
 
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, NuDataFrame};
 
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/series/arg_min.rs b/crates/nu_plugin_polars/src/dataframe/command/index/arg_min.rs
similarity index 98%
rename from crates/nu_plugin_polars/src/dataframe/series/arg_min.rs
rename to crates/nu_plugin_polars/src/dataframe/command/index/arg_min.rs
index 268ba401dae7..5df4cbaa1757 100644
--- a/crates/nu_plugin_polars/src/dataframe/series/arg_min.rs
+++ b/crates/nu_plugin_polars/src/dataframe/command/index/arg_min.rs
@@ -1,6 +1,6 @@
 use crate::{values::CustomValueSupport, PolarsPlugin};
 
-use super::super::values::{Column, NuDataFrame};
+use crate::values::{Column, NuDataFrame};
 
 use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
 use nu_protocol::{
diff --git a/crates/nu_plugin_polars/src/dataframe/series/indexes/arg_sort.rs b/crates/nu_plugin_polars/src/dataframe/command/index/arg_sort.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/indexes/arg_sort.rs
rename to crates/nu_plugin_polars/src/dataframe/command/index/arg_sort.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/indexes/arg_unique.rs b/crates/nu_plugin_polars/src/dataframe/command/index/arg_unique.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/indexes/arg_unique.rs
rename to crates/nu_plugin_polars/src/dataframe/command/index/arg_unique.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/command/index/mod.rs b/crates/nu_plugin_polars/src/dataframe/command/index/mod.rs
new file mode 100644
index 000000000000..e0439f13f4b0
--- /dev/null
+++ b/crates/nu_plugin_polars/src/dataframe/command/index/mod.rs
@@ -0,0 +1,24 @@
+mod arg_max;
+mod arg_min;
+mod arg_sort;
+mod arg_unique;
+mod set_with_idx;
+
+use crate::PolarsPlugin;
+use nu_plugin::PluginCommand;
+
+pub use arg_max::ArgMax;
+pub use arg_min::ArgMin;
+pub use arg_sort::ArgSort;
+pub use arg_unique::ArgUnique;
+pub use set_with_idx::SetWithIndex;
+
+pub(crate) fn index_commands() -> Vec<Box<dyn PluginCommand<Plugin = PolarsPlugin>>> {
+    vec![
+        Box::new(ArgMax),
+        Box::new(ArgMin),
+        Box::new(ArgSort),
+        Box::new(ArgUnique),
+        Box::new(SetWithIndex),
+    ]
+}
diff --git a/crates/nu_plugin_polars/src/dataframe/series/indexes/set_with_idx.rs b/crates/nu_plugin_polars/src/dataframe/command/index/set_with_idx.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/indexes/set_with_idx.rs
rename to crates/nu_plugin_polars/src/dataframe/command/index/set_with_idx.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/command/integer/mod.rs b/crates/nu_plugin_polars/src/dataframe/command/integer/mod.rs
new file mode 100644
index 000000000000..080b7141b846
--- /dev/null
+++ b/crates/nu_plugin_polars/src/dataframe/command/integer/mod.rs
@@ -0,0 +1,12 @@
+mod to_decimal;
+mod to_integer;
+
+use crate::PolarsPlugin;
+use nu_plugin::PluginCommand;
+
+pub use to_decimal::ToDecimal;
+pub use to_integer::ToInteger;
+
+pub(crate) fn integer_commands() -> Vec<Box<dyn PluginCommand<Plugin = PolarsPlugin>>> {
+    vec![Box::new(ToDecimal), Box::new(ToInteger)]
+}
diff --git a/crates/nu_plugin_polars/src/dataframe/series/string/to_decimal.rs b/crates/nu_plugin_polars/src/dataframe/command/integer/to_decimal.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/string/to_decimal.rs
rename to crates/nu_plugin_polars/src/dataframe/command/integer/to_decimal.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/string/to_integer.rs b/crates/nu_plugin_polars/src/dataframe/command/integer/to_integer.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/string/to_integer.rs
rename to crates/nu_plugin_polars/src/dataframe/command/integer/to_integer.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/command/macro_commands.rs b/crates/nu_plugin_polars/src/dataframe/command/macro_commands.rs
new file mode 100644
index 000000000000..3986a53037d5
--- /dev/null
+++ b/crates/nu_plugin_polars/src/dataframe/command/macro_commands.rs
@@ -0,0 +1,440 @@
+/// Definition of multiple Expression commands using a macro rule
+/// All of these expressions have an identical body and only require
+/// to have a change in the name, description and expression function
+
+#[macro_export]
+macro_rules! lazy_command {
+    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident, $test: ident) => {
+        use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
+        use nu_protocol::{Category, Example, LabeledError, PipelineData, Signature, Type};
+        /// Definition of multiple lazyframe commands using a macro rule
+        /// All of these commands have an identical body and only require
+        /// to have a change in the name, description and function
+        use $crate::dataframe::values::NuLazyFrame;
+        use $crate::values::CustomValueSupport;
+        use $crate::PolarsPlugin;
+
+        #[derive(Clone)]
+        pub struct $command;
+
+        impl PluginCommand for $command {
+            type Plugin = PolarsPlugin;
+
+            fn name(&self) -> &str {
+                $name
+            }
+
+            fn description(&self) -> &str {
+                $desc
+            }
+
+            fn signature(&self) -> Signature {
+                Signature::build(self.name())
+                    .description($desc)
+                    .input_output_type(
+                        Type::Custom("dataframe".into()),
+                        Type::Custom("dataframe".into()),
+                    )
+                    .category(Category::Custom("lazyframe".into()))
+            }
+
+            fn examples(&self) -> Vec<Example> {
+                $examples
+            }
+
+            fn run(
+                &self,
+                plugin: &Self::Plugin,
+                engine: &EngineInterface,
+                call: &EvaluatedCall,
+                input: PipelineData,
+            ) -> Result<PipelineData, LabeledError> {
+                let lazy = NuLazyFrame::try_from_pipeline_coerce(plugin, input, call.head)
+                    .map_err(LabeledError::from)?;
+                let lazy = NuLazyFrame::new(lazy.from_eager, lazy.to_polars().$func());
+                lazy.to_pipeline_data(plugin, engine, call.head)
+                    .map_err(LabeledError::from)
+            }
+        }
+
+        #[cfg(test)]
+        mod $test {
+            use super::*;
+            use nu_protocol::ShellError;
+            use $crate::test::test_polars_plugin_command;
+
+            #[test]
+            fn test_examples() -> Result<(), ShellError> {
+                test_polars_plugin_command(&$command)
+            }
+        }
+    };
+
+    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident, $test: ident, $ddot: expr) => {
+        #[derive(Clone)]
+        pub struct $command;
+
+        impl PluginCommand for $command {
+            type Plugin = PolarsPlugin;
+
+            fn signature(&self) -> Signature {
+                Signature::build($name)
+                    .description($desc)
+                    .input_output_type(
+                        Type::Custom("dataframe".into()),
+                        Type::Custom("dataframe".into()),
+                    )
+                    .category(Category::Custom("lazyframe".into()))
+                    .plugin_examples($examples)
+            }
+
+            fn run(
+                &self,
+                _plugin: &Self::Plugin,
+                engine: &EngineInterface,
+                call: &EvaluatedCall,
+                input: PipelineData,
+            ) -> Result<PipelineData, LabeledError> {
+                let lazy = NuLazyFrame::try_from_pipeline_coerce(plugin, input, call.head)
+                    .map_err(LabeledError::from)?;
+                let lazy = NuLazyFrame::new(lazy.from_eager, lazy.into_polars().$func($ddot));
+                lazy.to_pipeline_data(plugin, engine, call.head)
+                    .map_err(LabeledError::from)
+            }
+        }
+
+        #[cfg(test)]
+        mod $test {
+            use super::*;
+            use nu_protocol::ShellError;
+            use $crate::test::test_polars_plugin_command;
+
+            #[test]
+            fn test_examples() -> Result<(), ShellError> {
+                test_polars_plugin_command(&$command)
+            }
+        }
+    };
+
+    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident?, $test: ident) => {
+        #[derive(Clone)]
+        pub struct $command;
+
+        impl PluginCommand for $command {
+            type Plugin = PolarsPlugin;
+
+            fn name(&self) -> &str {
+                $name
+            }
+
+            fn description(&self) -> &str {
+                $desc
+            }
+            fn signature(&self) -> Signature {
+                Signature::build(self.name())
+                    .input_output_type(
+                        Type::Custom("dataframe".into()),
+                        Type::Custom("dataframe".into()),
+                    )
+                    .category(Category::Custom("lazyframe".into()))
+            }
+
+            fn examples(&self) -> Vec<Example> {
+                $examples
+            }
+
+            fn run(
+                &self,
+                plugin: &Self::Plugin,
+                engine: &EngineInterface,
+                call: &EvaluatedCall,
+                input: PipelineData,
+            ) -> Result<PipelineData, LabeledError> {
+                let lazy = NuLazyFrame::try_from_pipeline_coerce(plugin, input, call.head)
+                    .map_err(LabeledError::from)?;
+
+                let lazy = NuLazyFrame::new(
+                    lazy.from_eager,
+                    lazy.to_polars()
+                        .$func()
+                        .map_err(|e| ShellError::GenericError {
+                            error: "Dataframe Error".into(),
+                            msg: e.to_string(),
+                            help: None,
+                            span: None,
+                            inner: vec![],
+                        })
+                        .map_err(LabeledError::from)?,
+                );
+
+                lazy.to_pipeline_data(plugin, engine, call.head)
+                    .map_err(LabeledError::from)
+            }
+        }
+
+        #[cfg(test)]
+        mod $test {
+            use super::*;
+            use nu_protocol::ShellError;
+            use $crate::test::test_polars_plugin_command;
+
+            #[test]
+            fn test_examples() -> Result<(), ShellError> {
+                test_polars_plugin_command(&$command)
+            }
+        }
+    };
+}
+
+// The structs defined in this file are structs that form part of other commands
+// since they share a similar name
+#[macro_export]
+macro_rules! expr_command {
+    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident, $test: ident) => {
+        #[derive(Clone)]
+        pub struct $command;
+
+        impl PluginCommand for $command {
+            type Plugin = PolarsPlugin;
+
+            fn name(&self) -> &str {
+                $name
+            }
+
+            fn description(&self) -> &str {
+                $desc
+            }
+
+            fn signature(&self) -> Signature {
+                Signature::build(self.name())
+                    .description($desc)
+                    .input_output_type(
+                        Type::Custom("expression".into()),
+                        Type::Custom("expression".into()),
+                    )
+                    .category(Category::Custom("expression".into()))
+            }
+
+            fn examples(&self) -> Vec<Example> {
+                $examples
+            }
+
+            fn run(
+                &self,
+                plugin: &Self::Plugin,
+                engine: &EngineInterface,
+                call: &EvaluatedCall,
+                input: PipelineData,
+            ) -> Result<PipelineData, LabeledError> {
+                let expr = NuExpression::try_from_pipeline(plugin, input, call.head)
+                    .map_err(LabeledError::from)?;
+                let expr: NuExpression = expr.into_polars().$func().into();
+                expr.to_pipeline_data(plugin, engine, call.head)
+                    .map_err(LabeledError::from)
+            }
+        }
+
+        #[cfg(test)]
+        mod $test {
+            use super::*;
+            use nu_protocol::ShellError;
+            use $crate::test::test_polars_plugin_command;
+
+            #[test]
+            fn test_examples() -> Result<(), ShellError> {
+                test_polars_plugin_command(&$command)
+            }
+        }
+    };
+
+    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident, $test: ident, $ddof: expr) => {
+        #[derive(Clone)]
+        pub struct $command;
+
+        impl PluginCommand for $command {
+            type Plugin = PolarsPlugin;
+
+            fn signature(&self) -> Signature {
+                Signature::build(self.name())
+                    .description($desc)
+                    .input_output_type(
+                        Type::Custom("expression".into()),
+                        Type::Custom("expression".into()),
+                    )
+                    .category(Category::Custom("expression".into()))
+                    .plugin_examples($examples)
+            }
+
+            fn run(
+                &self,
+                _plugin: &Self::Plugin,
+                engine: &EngineInterface,
+                call: &EvaluatedCall,
+                input: PipelineData,
+            ) -> Result<PipelineData, LabeledError> {
+                let expr = NuExpression::try_from_pipeline(input, call.head)
+                    .map_err(LabeledError::from)?;
+                let expr: NuExpression = expr.into_polars().$func($ddof).into();
+                expr.to_pipeline_data(plugin, engine, call.head)
+                    .map_err(LabeledError::from)
+            }
+        }
+
+        #[cfg(test)]
+        mod $test {
+            use super::*;
+            use $crate::test::test_polars_plugin_command;
+
+            #[test]
+            fn test_examples() -> Result<(), ShellError> {
+                test_polars_plugin_command(&$command)
+            }
+        }
+    };
+}
+
+// The structs defined in this file are structs that form part of other commands
+// since they share a similar name
+#[macro_export]
+macro_rules! lazy_expr_command {
+    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident, $test: ident) => {
+        #[derive(Clone)]
+        pub struct $command;
+
+        impl PluginCommand for $command {
+            type Plugin = PolarsPlugin;
+
+            fn name(&self) -> &str {
+                $name
+            }
+
+            fn description(&self) -> &str {
+                $desc
+            }
+
+            fn signature(&self) -> Signature {
+                Signature::build(self.name())
+                    .description($desc)
+                    .input_output_types(vec![
+                        (
+                            Type::Custom("expression".into()),
+                            Type::Custom("expression".into()),
+                        ),
+                        (
+                            Type::Custom("dataframe".into()),
+                            Type::Custom("dataframe".into()),
+                        ),
+                    ])
+                    .category(Category::Custom("expression".into()))
+            }
+
+            fn examples(&self) -> Vec<Example> {
+                $examples
+            }
+
+            fn run(
+                &self,
+                plugin: &Self::Plugin,
+                engine: &EngineInterface,
+                call: &EvaluatedCall,
+                input: PipelineData,
+            ) -> Result<PipelineData, LabeledError> {
+                let value = input.into_value(call.head)?;
+                if NuDataFrame::can_downcast(&value) || NuLazyFrame::can_downcast(&value) {
+                    let lazy = NuLazyFrame::try_from_value_coerce(plugin, &value)
+                        .map_err(LabeledError::from)?;
+                    let lazy = NuLazyFrame::new(lazy.from_eager, lazy.to_polars().$func());
+                    lazy.to_pipeline_data(plugin, engine, call.head)
+                        .map_err(LabeledError::from)
+                } else {
+                    let expr =
+                        NuExpression::try_from_value(plugin, &value).map_err(LabeledError::from)?;
+                    let expr: NuExpression = expr.into_polars().$func().into();
+                    expr.to_pipeline_data(plugin, engine, call.head)
+                        .map_err(LabeledError::from)
+                }
+            }
+        }
+
+        #[cfg(test)]
+        mod $test {
+            use super::*;
+            use nu_protocol::ShellError;
+            use $crate::test::test_polars_plugin_command;
+
+            #[test]
+            fn test_examples() -> Result<(), ShellError> {
+                test_polars_plugin_command(&$command)
+            }
+        }
+    };
+
+    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident, $test: ident, $ddof: expr) => {
+        #[derive(Clone)]
+        pub struct $command;
+
+        impl PluginCommand for $command {
+            type Plugin = PolarsPlugin;
+
+            fn name(&self) -> &str {
+                $name
+            }
+
+            fn description(&self) -> &str {
+                $desc
+            }
+            fn signature(&self) -> Signature {
+                Signature::build(self.name())
+                    .input_output_types(vec![
+                        (
+                            Type::Custom("expression".into()),
+                            Type::Custom("expression".into()),
+                        ),
+                        (
+                            Type::Custom("dataframe".into()),
+                            Type::Custom("dataframe".into()),
+                        ),
+                    ])
+                    .category(Category::Custom("expression".into()))
+            }
+
+            fn examples(&self) -> Vec<Example> {
+                $examples
+            }
+
+            fn run(
+                &self,
+                plugin: &Self::Plugin,
+                engine: &EngineInterface,
+                call: &EvaluatedCall,
+                input: PipelineData,
+            ) -> Result<PipelineData, LabeledError> {
+                let value = input.into_value(call.head)?;
+                if NuDataFrame::can_downcast(&value) || NuLazyFrame::can_downcast(&value) {
+                    let lazy = NuLazyFrame::try_from_value_coerce(plugin, &value)
+                        .map_err(LabeledError::from)?;
+                    let lazy = NuLazyFrame::new(lazy.from_eager, lazy.to_polars().$func($ddof));
+                    lazy.to_pipeline_data(plugin, engine, call.head)
+                        .map_err(LabeledError::from)
+                } else {
+                    let expr = NuExpression::try_from_value(plugin, &value)?;
+                    let expr: NuExpression = expr.into_polars().$func($ddof).into();
+                    expr.to_pipeline_data(plugin, engine, call.head)
+                        .map_err(LabeledError::from)
+                }
+            }
+        }
+
+        #[cfg(test)]
+        mod $test {
+            use super::*;
+            use nu_protocol::ShellError;
+            use $crate::test::test_polars_plugin_command;
+
+            #[test]
+            fn test_examples() -> Result<(), ShellError> {
+                test_polars_plugin_command(&$command)
+            }
+        }
+    };
+}
diff --git a/crates/nu_plugin_polars/src/dataframe/command/mod.rs b/crates/nu_plugin_polars/src/dataframe/command/mod.rs
new file mode 100644
index 000000000000..bab0f3c9f290
--- /dev/null
+++ b/crates/nu_plugin_polars/src/dataframe/command/mod.rs
@@ -0,0 +1,10 @@
+pub mod aggregation;
+pub mod boolean;
+pub mod core;
+pub mod data;
+pub mod datetime;
+pub mod index;
+pub mod integer;
+pub mod macro_commands;
+pub mod string;
+pub mod stub;
diff --git a/crates/nu_plugin_polars/src/dataframe/expressions/concat_str.rs b/crates/nu_plugin_polars/src/dataframe/command/string/concat_str.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/expressions/concat_str.rs
rename to crates/nu_plugin_polars/src/dataframe/command/string/concat_str.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/string/contains.rs b/crates/nu_plugin_polars/src/dataframe/command/string/contains.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/string/contains.rs
rename to crates/nu_plugin_polars/src/dataframe/command/string/contains.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/command/string/mod.rs b/crates/nu_plugin_polars/src/dataframe/command/string/mod.rs
new file mode 100644
index 000000000000..c921fa2d7925
--- /dev/null
+++ b/crates/nu_plugin_polars/src/dataframe/command/string/mod.rs
@@ -0,0 +1,36 @@
+mod concat_str;
+mod contains;
+mod replace;
+mod replace_all;
+mod str_join;
+mod str_lengths;
+mod str_slice;
+mod to_lowercase;
+mod to_uppercase;
+
+use crate::PolarsPlugin;
+use nu_plugin::PluginCommand;
+
+pub use concat_str::ExprConcatStr;
+pub use contains::Contains;
+pub use replace::Replace;
+pub use replace_all::ReplaceAll;
+pub use str_join::StrJoin;
+pub use str_lengths::StrLengths;
+pub use str_slice::StrSlice;
+pub use to_lowercase::ToLowerCase;
+pub use to_uppercase::ToUpperCase;
+
+pub(crate) fn string_commands() -> Vec<Box<dyn PluginCommand<Plugin = PolarsPlugin>>> {
+    vec![
+        Box::new(ExprConcatStr),
+        Box::new(Contains),
+        Box::new(Replace),
+        Box::new(ReplaceAll),
+        Box::new(StrJoin),
+        Box::new(StrLengths),
+        Box::new(StrSlice),
+        Box::new(ToLowerCase),
+        Box::new(ToUpperCase),
+    ]
+}
diff --git a/crates/nu_plugin_polars/src/dataframe/series/string/replace.rs b/crates/nu_plugin_polars/src/dataframe/command/string/replace.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/string/replace.rs
rename to crates/nu_plugin_polars/src/dataframe/command/string/replace.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/string/replace_all.rs b/crates/nu_plugin_polars/src/dataframe/command/string/replace_all.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/string/replace_all.rs
rename to crates/nu_plugin_polars/src/dataframe/command/string/replace_all.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/string/str_join.rs b/crates/nu_plugin_polars/src/dataframe/command/string/str_join.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/string/str_join.rs
rename to crates/nu_plugin_polars/src/dataframe/command/string/str_join.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/string/str_lengths.rs b/crates/nu_plugin_polars/src/dataframe/command/string/str_lengths.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/string/str_lengths.rs
rename to crates/nu_plugin_polars/src/dataframe/command/string/str_lengths.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/string/str_slice.rs b/crates/nu_plugin_polars/src/dataframe/command/string/str_slice.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/string/str_slice.rs
rename to crates/nu_plugin_polars/src/dataframe/command/string/str_slice.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/string/to_lowercase.rs b/crates/nu_plugin_polars/src/dataframe/command/string/to_lowercase.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/string/to_lowercase.rs
rename to crates/nu_plugin_polars/src/dataframe/command/string/to_lowercase.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/series/string/to_uppercase.rs b/crates/nu_plugin_polars/src/dataframe/command/string/to_uppercase.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/series/string/to_uppercase.rs
rename to crates/nu_plugin_polars/src/dataframe/command/string/to_uppercase.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/stub.rs b/crates/nu_plugin_polars/src/dataframe/command/stub.rs
similarity index 100%
rename from crates/nu_plugin_polars/src/dataframe/stub.rs
rename to crates/nu_plugin_polars/src/dataframe/command/stub.rs
diff --git a/crates/nu_plugin_polars/src/dataframe/eager/mod.rs b/crates/nu_plugin_polars/src/dataframe/eager/mod.rs
deleted file mode 100644
index 1dea968efef4..000000000000
--- a/crates/nu_plugin_polars/src/dataframe/eager/mod.rs
+++ /dev/null
@@ -1,88 +0,0 @@
-mod append;
-mod cast;
-mod columns;
-mod drop;
-mod drop_duplicates;
-mod drop_nulls;
-mod dummies;
-mod filter_with;
-mod first;
-mod get;
-mod last;
-mod open;
-mod pivot;
-mod query_df;
-mod rename;
-mod sample;
-mod save;
-mod schema;
-mod shape;
-mod slice;
-mod sql_context;
-mod sql_expr;
-mod summary;
-mod take;
-mod to_df;
-mod to_nu;
-mod unpivot;
-mod with_column;
-
-use crate::PolarsPlugin;
-
-pub use self::open::OpenDataFrame;
-pub use append::AppendDF;
-pub use cast::CastDF;
-pub use columns::ColumnsDF;
-pub use drop::DropDF;
-pub use drop_duplicates::DropDuplicates;
-pub use drop_nulls::DropNulls;
-pub use dummies::Dummies;
-pub use filter_with::FilterWith;
-pub use first::FirstDF;
-pub use get::GetDF;
-pub use last::LastDF;
-use nu_plugin::PluginCommand;
-pub use query_df::QueryDf;
-pub use rename::RenameDF;
-pub use sample::SampleDF;
-pub use schema::SchemaCmd;
-pub use shape::ShapeDF;
-pub use slice::SliceDF;
-pub use sql_context::SQLContext;
-pub use summary::Summary;
-pub use take::TakeDF;
-pub use to_df::ToDataFrame;
-pub use to_nu::ToNu;
-pub use unpivot::UnpivotDF;
-pub use with_column::WithColumn;
-
-pub(crate) fn eager_commands() -> Vec<Box<dyn PluginCommand<Plugin = PolarsPlugin>>> {
-    vec![
-        Box::new(AppendDF),
-        Box::new(CastDF),
-        Box::new(ColumnsDF),
-        Box::new(DropDF),
-        Box::new(DropDuplicates),
-        Box::new(DropNulls),
-        Box::new(Dummies),
-        Box::new(FilterWith),
-        Box::new(GetDF),
-        Box::new(OpenDataFrame),
-        Box::new(pivot::PivotDF),
-        Box::new(UnpivotDF),
-        Box::new(Summary),
-        Box::new(FirstDF),
-        Box::new(LastDF),
-        Box::new(RenameDF),
-        Box::new(SampleDF),
-        Box::new(ShapeDF),
-        Box::new(SliceDF),
-        Box::new(SchemaCmd),
-        Box::new(TakeDF),
-        Box::new(ToNu),
-        Box::new(ToDataFrame),
-        Box::new(QueryDf),
-        Box::new(WithColumn),
-        Box::new(save::SaveDF),
-    ]
-}
diff --git a/crates/nu_plugin_polars/src/dataframe/expressions/mod.rs b/crates/nu_plugin_polars/src/dataframe/expressions/mod.rs
deleted file mode 100644
index 055b836dac0b..000000000000
--- a/crates/nu_plugin_polars/src/dataframe/expressions/mod.rs
+++ /dev/null
@@ -1,48 +0,0 @@
-mod alias;
-mod arg_where;
-mod col;
-mod concat_str;
-mod datepart;
-mod expressions_macro;
-mod is_in;
-mod lit;
-mod otherwise;
-mod when;
-
-use nu_plugin::PluginCommand;
-
-pub use crate::dataframe::expressions::alias::ExprAlias;
-pub use crate::dataframe::expressions::arg_where::ExprArgWhere;
-pub use crate::dataframe::expressions::col::ExprCol;
-pub use crate::dataframe::expressions::concat_str::ExprConcatStr;
-pub use crate::dataframe::expressions::datepart::ExprDatePart;
-pub use crate::dataframe::expressions::expressions_macro::*;
-pub use crate::dataframe::expressions::is_in::ExprIsIn;
-pub use crate::dataframe::expressions::lit::ExprLit;
-pub use crate::dataframe::expressions::otherwise::ExprOtherwise;
-pub use crate::dataframe::expressions::when::ExprWhen;
-use crate::PolarsPlugin;
-
-pub(crate) fn expr_commands() -> Vec<Box<dyn PluginCommand<Plugin = PolarsPlugin>>> {
-    vec![
-        Box::new(ExprAlias),
-        Box::new(ExprArgWhere),
-        Box::new(ExprAggGroups),
-        Box::new(ExprCol),
-        Box::new(ExprConcatStr),
-        Box::new(ExprCount),
-        Box::new(ExprDatePart),
-        Box::new(ExprIsIn),
-        Box::new(ExprList),
-        Box::new(ExprLit),
-        Box::new(ExprNot),
-        Box::new(ExprMax),
-        Box::new(ExprMin),
-        Box::new(ExprOtherwise),
-        Box::new(ExprSum),
-        Box::new(ExprMean),
-        Box::new(ExprStd),
-        Box::new(ExprVar),
-        Box::new(ExprWhen),
-    ]
-}
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/macro_commands.rs b/crates/nu_plugin_polars/src/dataframe/lazy/macro_commands.rs
deleted file mode 100644
index eb63f8b9f276..000000000000
--- a/crates/nu_plugin_polars/src/dataframe/lazy/macro_commands.rs
+++ /dev/null
@@ -1,228 +0,0 @@
-/// Definition of multiple lazyframe commands using a macro rule
-/// All of these commands have an identical body and only require
-/// to have a change in the name, description and function
-use crate::dataframe::values::{Column, NuDataFrame, NuLazyFrame};
-use crate::values::CustomValueSupport;
-use crate::PolarsPlugin;
-use nu_plugin::{EngineInterface, EvaluatedCall, PluginCommand};
-use nu_protocol::{Category, Example, LabeledError, PipelineData, Signature, Span, Type, Value};
-
-macro_rules! lazy_command {
-    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident, $test: ident) => {
-        #[derive(Clone)]
-        pub struct $command;
-
-        impl PluginCommand for $command {
-            type Plugin = PolarsPlugin;
-
-            fn name(&self) -> &str {
-                $name
-            }
-
-            fn description(&self) -> &str {
-                $desc
-            }
-
-            fn signature(&self) -> Signature {
-                Signature::build(self.name())
-                    .description($desc)
-                    .input_output_type(
-                        Type::Custom("dataframe".into()),
-                        Type::Custom("dataframe".into()),
-                    )
-                    .category(Category::Custom("lazyframe".into()))
-            }
-
-            fn examples(&self) -> Vec<Example> {
-                $examples
-            }
-
-            fn run(
-                &self,
-                plugin: &Self::Plugin,
-                engine: &EngineInterface,
-                call: &EvaluatedCall,
-                input: PipelineData,
-            ) -> Result<PipelineData, LabeledError> {
-                let lazy = NuLazyFrame::try_from_pipeline_coerce(plugin, input, call.head)
-                    .map_err(LabeledError::from)?;
-                let lazy = NuLazyFrame::new(lazy.from_eager, lazy.to_polars().$func());
-                lazy.to_pipeline_data(plugin, engine, call.head)
-                    .map_err(LabeledError::from)
-            }
-        }
-
-        #[cfg(test)]
-        mod $test {
-            use super::*;
-            use crate::test::test_polars_plugin_command;
-            use nu_protocol::ShellError;
-
-            #[test]
-            fn test_examples() -> Result<(), ShellError> {
-                test_polars_plugin_command(&$command)
-            }
-        }
-    };
-
-    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident, $test: ident, $ddot: expr) => {
-        #[derive(Clone)]
-        pub struct $command;
-
-        impl PluginCommand for $command {
-            type Plugin = PolarsPlugin;
-
-            fn signature(&self) -> Signature {
-                Signature::build($name)
-                    .description($desc)
-                    .input_output_type(
-                        Type::Custom("dataframe".into()),
-                        Type::Custom("dataframe".into()),
-                    )
-                    .category(Category::Custom("lazyframe".into()))
-                    .plugin_examples($examples)
-            }
-
-            fn run(
-                &self,
-                _plugin: &Self::Plugin,
-                engine: &EngineInterface,
-                call: &EvaluatedCall,
-                input: PipelineData,
-            ) -> Result<PipelineData, LabeledError> {
-                let lazy = NuLazyFrame::try_from_pipeline_coerce(plugin, input, call.head)
-                    .map_err(LabeledError::from)?;
-                let lazy = NuLazyFrame::new(lazy.from_eager, lazy.into_polars().$func($ddot));
-                lazy.to_pipeline_data(plugin, engine, call.head)
-                    .map_err(LabeledError::from)
-            }
-        }
-
-        #[cfg(test)]
-        mod $test {
-            use super::*;
-            use crate::test::test_polars_plugin_command;
-            use nu_protocol::ShellError;
-
-            #[test]
-            fn test_examples() -> Result<(), ShellError> {
-                test_polars_plugin_command(&$command)
-            }
-        }
-    };
-
-    ($command: ident, $name: expr, $desc: expr, $examples: expr, $func: ident?, $test: ident) => {
-        #[derive(Clone)]
-        pub struct $command;
-
-        impl PluginCommand for $command {
-            type Plugin = PolarsPlugin;
-
-            fn name(&self) -> &str {
-                $name
-            }
-
-            fn description(&self) -> &str {
-                $desc
-            }
-            fn signature(&self) -> Signature {
-                Signature::build(self.name())
-                    .input_output_type(
-                        Type::Custom("dataframe".into()),
-                        Type::Custom("dataframe".into()),
-                    )
-                    .category(Category::Custom("lazyframe".into()))
-            }
-
-            fn examples(&self) -> Vec<Example> {
-                $examples
-            }
-
-            fn run(
-                &self,
-                plugin: &Self::Plugin,
-                engine: &EngineInterface,
-                call: &EvaluatedCall,
-                input: PipelineData,
-            ) -> Result<PipelineData, LabeledError> {
-                let lazy = NuLazyFrame::try_from_pipeline_coerce(plugin, input, call.head)
-                    .map_err(LabeledError::from)?;
-
-                let lazy = NuLazyFrame::new(
-                    lazy.from_eager,
-                    lazy.to_polars()
-                        .$func()
-                        .map_err(|e| ShellError::GenericError {
-                            error: "Dataframe Error".into(),
-                            msg: e.to_string(),
-                            help: None,
-                            span: None,
-                            inner: vec![],
-                        })
-                        .map_err(LabeledError::from)?,
-                );
-
-                lazy.to_pipeline_data(plugin, engine, call.head)
-                    .map_err(LabeledError::from)
-            }
-        }
-
-        #[cfg(test)]
-        mod $test {
-            use super::*;
-            use crate::test::test_polars_plugin_command;
-            use nu_protocol::ShellError;
-
-            #[test]
-            fn test_examples() -> Result<(), ShellError> {
-                test_polars_plugin_command(&$command)
-            }
-        }
-    };
-}
-
-// LazyReverse command
-// Expands to a command definition for reverse
-lazy_command!(
-    LazyReverse,
-    "polars reverse",
-    "Reverses the LazyFrame",
-    vec![Example {
-        description: "Reverses the dataframe.",
-        example: "[[a b]; [6 2] [4 2] [2 2]] | polars into-df | polars reverse",
-        result: Some(
-            NuDataFrame::try_from_columns(
-                vec![
-                    Column::new(
-                        "a".to_string(),
-                        vec![Value::test_int(2), Value::test_int(4), Value::test_int(6),],
-                    ),
-                    Column::new(
-                        "b".to_string(),
-                        vec![Value::test_int(2), Value::test_int(2), Value::test_int(2),],
-                    ),
-                ],
-                None
-            )
-            .expect("simple df for test should not fail")
-            .into_value(Span::test_data()),
-        ),
-    },],
-    reverse,
-    test_reverse
-);
-
-// LazyCache command
-// Expands to a command definition for cache
-lazy_command!(
-    LazyCache,
-    "polars cache",
-    "Caches operations in a new LazyFrame.",
-    vec![Example {
-        description: "Caches the result into a new LazyFrame",
-        example: "[[a b]; [6 2] [4 2] [2 2]] | polars into-df | polars reverse | polars cache",
-        result: None,
-    }],
-    cache,
-    test_cache
-);
diff --git a/crates/nu_plugin_polars/src/dataframe/lazy/mod.rs b/crates/nu_plugin_polars/src/dataframe/lazy/mod.rs
deleted file mode 100644
index e70143e6cee4..000000000000
--- a/crates/nu_plugin_polars/src/dataframe/lazy/mod.rs
+++ /dev/null
@@ -1,57 +0,0 @@
-mod aggregate;
-mod collect;
-mod explode;
-mod fetch;
-mod fill_nan;
-mod fill_null;
-mod filter;
-mod flatten;
-pub mod groupby;
-mod join;
-mod macro_commands;
-mod median;
-mod quantile;
-mod select;
-mod sort_by_expr;
-mod to_lazy;
-
-use nu_plugin::PluginCommand;
-
-pub use crate::dataframe::lazy::aggregate::LazyAggregate;
-pub use crate::dataframe::lazy::collect::LazyCollect;
-use crate::dataframe::lazy::fetch::LazyFetch;
-use crate::dataframe::lazy::fill_nan::LazyFillNA;
-pub use crate::dataframe::lazy::fill_null::LazyFillNull;
-use crate::dataframe::lazy::filter::LazyFilter;
-use crate::dataframe::lazy::groupby::ToLazyGroupBy;
-use crate::dataframe::lazy::join::LazyJoin;
-pub(crate) use crate::dataframe::lazy::macro_commands::*;
-use crate::dataframe::lazy::quantile::LazyQuantile;
-pub(crate) use crate::dataframe::lazy::select::LazySelect;
-use crate::dataframe::lazy::sort_by_expr::LazySortBy;
-pub use crate::dataframe::lazy::to_lazy::ToLazyFrame;
-use crate::PolarsPlugin;
-pub use explode::LazyExplode;
-pub use flatten::LazyFlatten;
-
-pub(crate) fn lazy_commands() -> Vec<Box<dyn PluginCommand<Plugin = PolarsPlugin>>> {
-    vec![
-        Box::new(LazyAggregate),
-        Box::new(LazyCache),
-        Box::new(LazyCollect),
-        Box::new(LazyExplode),
-        Box::new(LazyFetch),
-        Box::new(LazyFillNA),
-        Box::new(LazyFillNull),
-        Box::new(LazyFilter),
-        Box::new(LazyFlatten),
-        Box::new(LazyJoin),
-        Box::new(median::LazyMedian),
-        Box::new(LazyReverse),
-        Box::new(LazySelect),
-        Box::new(LazySortBy),
-        Box::new(LazyQuantile),
-        Box::new(ToLazyFrame),
-        Box::new(ToLazyGroupBy),
-    ]
-}
diff --git a/crates/nu_plugin_polars/src/dataframe/mod.rs b/crates/nu_plugin_polars/src/dataframe/mod.rs
index e41ef5bc1a09..6899b8beee57 100644
--- a/crates/nu_plugin_polars/src/dataframe/mod.rs
+++ b/crates/nu_plugin_polars/src/dataframe/mod.rs
@@ -1,10 +1,6 @@
 use nu_protocol::{ShellError, Span};
 
-pub mod eager;
-pub mod expressions;
-pub mod lazy;
-pub mod series;
-pub mod stub;
+pub mod command;
 mod utils;
 pub mod values;
 
diff --git a/crates/nu_plugin_polars/src/dataframe/series/date/mod.rs b/crates/nu_plugin_polars/src/dataframe/series/date/mod.rs
deleted file mode 100644
index ed3895a17223..000000000000
--- a/crates/nu_plugin_polars/src/dataframe/series/date/mod.rs
+++ /dev/null
@@ -1,25 +0,0 @@
-mod as_date;
-mod as_datetime;
-mod get_day;
-mod get_hour;
-mod get_minute;
-mod get_month;
-mod get_nanosecond;
-mod get_ordinal;
-mod get_second;
-mod get_week;
-mod get_weekday;
-mod get_year;
-
-pub use as_date::AsDate;
-pub use as_datetime::AsDateTime;
-pub use get_day::GetDay;
-pub use get_hour::GetHour;
-pub use get_minute::GetMinute;
-pub use get_month::GetMonth;
-pub use get_nanosecond::GetNanosecond;
-pub use get_ordinal::GetOrdinal;
-pub use get_second::GetSecond;
-pub use get_week::GetWeek;
-pub use get_weekday::GetWeekDay;
-pub use get_year::GetYear;
diff --git a/crates/nu_plugin_polars/src/dataframe/series/indexes/mod.rs b/crates/nu_plugin_polars/src/dataframe/series/indexes/mod.rs
deleted file mode 100644
index c0af8c865382..000000000000
--- a/crates/nu_plugin_polars/src/dataframe/series/indexes/mod.rs
+++ /dev/null
@@ -1,9 +0,0 @@
-mod arg_sort;
-mod arg_true;
-mod arg_unique;
-mod set_with_idx;
-
-pub use arg_sort::ArgSort;
-pub use arg_true::ArgTrue;
-pub use arg_unique::ArgUnique;
-pub use set_with_idx::SetWithIndex;
diff --git a/crates/nu_plugin_polars/src/dataframe/series/masks/mod.rs b/crates/nu_plugin_polars/src/dataframe/series/masks/mod.rs
deleted file mode 100644
index 985b14eaece8..000000000000
--- a/crates/nu_plugin_polars/src/dataframe/series/masks/mod.rs
+++ /dev/null
@@ -1,13 +0,0 @@
-mod is_duplicated;
-mod is_not_null;
-mod is_null;
-mod is_unique;
-mod not;
-mod set;
-
-pub use is_duplicated::IsDuplicated;
-pub use is_not_null::IsNotNull;
-pub use is_null::IsNull;
-pub use is_unique::IsUnique;
-pub use not::NotSeries;
-pub use set::SetSeries;
diff --git a/crates/nu_plugin_polars/src/dataframe/series/mod.rs b/crates/nu_plugin_polars/src/dataframe/series/mod.rs
deleted file mode 100644
index d4328937f6b2..000000000000
--- a/crates/nu_plugin_polars/src/dataframe/series/mod.rs
+++ /dev/null
@@ -1,87 +0,0 @@
-mod date;
-pub use date::*;
-
-mod string;
-pub use string::*;
-
-mod masks;
-pub use masks::*;
-
-mod indexes;
-pub use indexes::*;
-
-mod all_false;
-mod all_true;
-mod arg_max;
-mod arg_min;
-mod cumulative;
-mod n_null;
-mod n_unique;
-mod rolling;
-mod shift;
-mod unique;
-mod value_counts;
-
-pub use all_false::AllFalse;
-use nu_plugin::PluginCommand;
-
-use crate::PolarsPlugin;
-pub use all_true::AllTrue;
-pub use arg_max::ArgMax;
-pub use arg_min::ArgMin;
-pub use cumulative::Cumulative;
-pub use n_null::NNull;
-pub use n_unique::NUnique;
-pub use rolling::Rolling;
-pub use shift::Shift;
-pub use unique::Unique;
-pub use value_counts::ValueCount;
-
-pub(crate) fn series_commands() -> Vec<Box<dyn PluginCommand<Plugin = PolarsPlugin>>> {
-    vec![
-        Box::new(AllFalse),
-        Box::new(AllTrue),
-        Box::new(ArgMax),
-        Box::new(ArgMin),
-        Box::new(ArgSort),
-        Box::new(ArgTrue),
-        Box::new(ArgUnique),
-        Box::new(AsDate),
-        Box::new(AsDateTime),
-        Box::new(Contains),
-        Box::new(Cumulative),
-        Box::new(GetDay),
-        Box::new(GetHour),
-        Box::new(GetMinute),
-        Box::new(GetMonth),
-        Box::new(GetNanosecond),
-        Box::new(GetOrdinal),
-        Box::new(GetSecond),
-        Box::new(GetWeek),
-        Box::new(GetWeekDay),
-        Box::new(GetYear),
-        Box::new(IsDuplicated),
-        Box::new(IsNotNull),
-        Box::new(IsNull),
-        Box::new(IsUnique),
-        Box::new(NNull),
-        Box::new(NUnique),
-        Box::new(NotSeries),
-        Box::new(Replace),
-        Box::new(ReplaceAll),
-        Box::new(Rolling),
-        Box::new(SetSeries),
-        Box::new(SetWithIndex),
-        Box::new(Shift),
-        Box::new(StrJoin),
-        Box::new(StrLengths),
-        Box::new(StrSlice),
-        Box::new(StrFTime),
-        Box::new(ToDecimal),
-        Box::new(ToInteger),
-        Box::new(ToLowerCase),
-        Box::new(ToUpperCase),
-        Box::new(Unique),
-        Box::new(ValueCount),
-    ]
-}
diff --git a/crates/nu_plugin_polars/src/dataframe/series/string/mod.rs b/crates/nu_plugin_polars/src/dataframe/series/string/mod.rs
deleted file mode 100644
index 0aa758c7aadf..000000000000
--- a/crates/nu_plugin_polars/src/dataframe/series/string/mod.rs
+++ /dev/null
@@ -1,23 +0,0 @@
-mod contains;
-mod replace;
-mod replace_all;
-mod str_join;
-mod str_lengths;
-mod str_slice;
-mod strftime;
-mod to_decimal;
-mod to_integer;
-mod to_lowercase;
-mod to_uppercase;
-
-pub use contains::Contains;
-pub use replace::Replace;
-pub use replace_all::ReplaceAll;
-pub use str_join::StrJoin;
-pub use str_lengths::StrLengths;
-pub use str_slice::StrSlice;
-pub use strftime::StrFTime;
-pub use to_decimal::ToDecimal;
-pub use to_integer::ToInteger;
-pub use to_lowercase::ToLowerCase;
-pub use to_uppercase::ToUpperCase;
diff --git a/crates/nu_plugin_polars/src/lib.rs b/crates/nu_plugin_polars/src/lib.rs
index e4d627e4db56..c537ef53fe20 100644
--- a/crates/nu_plugin_polars/src/lib.rs
+++ b/crates/nu_plugin_polars/src/lib.rs
@@ -2,7 +2,11 @@ use std::cmp::Ordering;
 
 use cache::cache_commands;
 pub use cache::{Cache, Cacheable};
-use dataframe::{stub::PolarsCmd, values::CustomValueType};
+use command::{
+    aggregation::aggregation_commands, boolean::boolean_commands, core::core_commands,
+    data::data_commands, datetime::datetime_commands, index::index_commands,
+    integer::integer_commands, string::string_commands, stub::PolarsCmd,
+};
 use log::debug;
 use nu_plugin::{EngineInterface, Plugin, PluginCommand};
 
@@ -10,11 +14,9 @@ mod cache;
 pub mod dataframe;
 pub use dataframe::*;
 use nu_protocol::{ast::Operator, CustomValue, LabeledError, ShellError, Span, Spanned, Value};
+use values::CustomValueType;
 
-use crate::{
-    eager::eager_commands, expressions::expr_commands, lazy::lazy_commands,
-    series::series_commands, values::PolarsPluginCustomValue,
-};
+use crate::values::PolarsPluginCustomValue;
 
 pub trait EngineWrapper {
     fn get_env_var(&self, key: &str) -> Option<String>;
@@ -61,10 +63,16 @@ impl Plugin for PolarsPlugin {
 
     fn commands(&self) -> Vec<Box<dyn PluginCommand<Plugin = Self>>> {
         let mut commands: Vec<Box<dyn PluginCommand<Plugin = Self>>> = vec![Box::new(PolarsCmd)];
-        commands.append(&mut eager_commands());
-        commands.append(&mut lazy_commands());
-        commands.append(&mut expr_commands());
-        commands.append(&mut series_commands());
+
+        commands.append(&mut aggregation_commands());
+        commands.append(&mut boolean_commands());
+        commands.append(&mut core_commands());
+        commands.append(&mut data_commands());
+        commands.append(&mut datetime_commands());
+        commands.append(&mut index_commands());
+        commands.append(&mut integer_commands());
+        commands.append(&mut string_commands());
+
         commands.append(&mut cache_commands());
         commands
     }