Added specific error for unexpected SQL Subquery.

pola-rs · Sep 20, 2023 · 1069522 · 1069522
1 parent 0bb707d
commit 1069522
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/crates/polars-sql/src/sql_expr.rs b/crates/polars-sql/src/sql_expr.rs
@@ -97,6 +97,7 @@ impl SqlExprVisitor<'_> {
                 subquery,
                 negated,
             } => self.visit_in_subquery(expr, subquery, *negated),
+            SqlExpr::Subquery( _ ) => polars_bail!(InvalidOperation: "Unexpected SQL Subquery"),
             SqlExpr::IsDistinctFrom(e1, e2) => {
                 Ok(self.visit_expr(e1)?.neq_missing(self.visit_expr(e2)?))
             },