Release 2.18.1

This release contains performance improvements and bug fixes since the 2.18.0 release. We recommend that you upgrade at the next available opportunity. **Features** * [timescale#7656](timescale#7656) Remove limitation of compression policy for continuous aggregates **Bugfixes** * [timescale#7600](timescale#7600) Fix lock order when dropping index * [timescale#7637](timescale#7637) Allow EXPLAIN in read-only mode * [timescale#7645](timescale#7645) Fix DELETE on compressed chunk with non-btree operators * [timescale#7649](timescale#7649) Allow non-btree operator pushdown in UPDATE/DELETE queries on compressed chunks * [timescale#7653](timescale#7653) Push down orderby scankeys to Hypercore TAM * [timescale#7665](timescale#7665) Block merging of frozen chunks * [timescale#7673](timescale#7673) Don't abort additional INSERTs when hitting first conflict **GUCs** * `enable_hypercore_scankey_pushdown`: Push down qualifiers as scankeys when using Hypercore TAM introduced with [timescale#7653](timescale#7653) **Thanks** * @bjornuppeke for reporting a problem with INSERT INTO ... ON CONFLICT DO NOTHING on compressed chunks * @ikalafat for reporting a problem with EXPLAIN in read-only mode * Timescale community members Jacob and pantonis for reporting issues with slow queries.
svenklemm · Feb 10, 2025 · f9ae4f6 · f9ae4f6
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diff --git a/.unreleased/pr_7600 b/.unreleased/pr_7600
diff --git a/.unreleased/pr_7637 b/.unreleased/pr_7637
diff --git a/.unreleased/pr_7645 b/.unreleased/pr_7645
diff --git a/.unreleased/pr_7649 b/.unreleased/pr_7649
diff --git a/.unreleased/pr_7653 b/.unreleased/pr_7653
diff --git a/.unreleased/pr_7656 b/.unreleased/pr_7656
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -4,6 +4,31 @@
 `psql` with the `-X` flag to prevent any `.psqlrc` commands from
 accidentally triggering the load of a previous DB version.**
 
+## 2.18.1 (2025-02-10)
+
+This release contains performance improvements and bug fixes since
+the 2.18.0 release. We recommend that you upgrade at the next
+available opportunity.
+
+**Features**
+* [#7656](https://github.com/timescale/timescaledb/pull/7656) Remove limitation of compression policy for continuous aggregates
+
+**Bugfixes**
+* [#7600](https://github.com/timescale/timescaledb/pull/7600) Fix lock order when dropping index
+* [#7637](https://github.com/timescale/timescaledb/pull/7637) Allow EXPLAIN in read-only mode
+* [#7645](https://github.com/timescale/timescaledb/pull/7645) Fix DELETE on compressed chunk with non-btree operators
+* [#7649](https://github.com/timescale/timescaledb/pull/7649) Allow non-btree operator pushdown in UPDATE/DELETE queries on compressed chunks
+* [#7653](https://github.com/timescale/timescaledb/pull/7653) Push down orderby scankeys to Hypercore TAM
+* [#7665](https://github.com/timescale/timescaledb/pull/7665) Block merging of frozen chunks
+* [#7673](https://github.com/timescale/timescaledb/pull/7673) Don't abort additional INSERTs when hitting first conflict
+
+**GUCs**
+* `enable_hypercore_scankey_pushdown`: Push down qualifiers as scankeys when using Hypercore TAM introduced with [#7653](https://github.com/timescale/timescaledb/pull/7653)
+
+**Thanks**
+* @bjornuppeke for reporting a problem with INSERT INTO ... ON CONFLICT DO NOTHING on compressed chunks
+* @ikalafat for reporting a problem with EXPLAIN in read-only mode
+* Timescale community members Jacob and pantonis for reporting issues with slow queries.
 
 ## 2.18.0 (2025-01-23)
 
@@ -81,10 +106,10 @@ We are deprecating the following parameters, functions, procedures and views. Th
 * @bharrisau for reporting the segfault when creating chunks.
 * @jakehedlund for reporting the incompatible NaN behavior in WHERE clause over compressed tables.
 * @k-rus for suggesting that we add a hint when hypertable creation fails.
+* @pgloader for reporting the issue in an internal background job.
 * @staticlibs for sending the pull request that improves the transaction check in CAGG refresh.
 * @uasiddiqi for reporting the `aggregated compressed column not found` error.
 
-
 ## 2.17.2 (2024-11-06)
 
 This release contains bug fixes since the 2.17.1 release. We recommend that you

diff --git a/sql/CMakeLists.txt b/sql/CMakeLists.txt
@@ -46,7 +46,8 @@ set(MOD_FILES
     updates/2.16.1--2.17.0.sql
     updates/2.17.0--2.17.1.sql
     updates/2.17.1--2.17.2.sql
-    updates/2.17.2--2.18.0.sql)
+    updates/2.17.2--2.18.0.sql
+    updates/2.18.0--2.18.1.sql)
 
 # The downgrade file to generate a downgrade script for the current version, as
 # specified in version.config
@@ -92,7 +93,8 @@ set(OLD_REV_FILES
     2.17.0--2.16.1.sql
     2.17.1--2.17.0.sql
     2.17.2--2.17.1.sql
-    2.18.0--2.17.2.sql)
+    2.18.0--2.17.2.sql
+    2.18.1--2.18.0.sql)
 
 set(MODULE_PATHNAME "$libdir/timescaledb-${PROJECT_VERSION_MOD}")
 set(LOADER_PATHNAME "$libdir/timescaledb")

diff --git a/sql/updates/2.18.0--2.18.1.sql b/sql/updates/2.18.0--2.18.1.sql
diff --git a/sql/updates/2.18.1--2.18.0.sql b/sql/updates/2.18.1--2.18.0.sql
diff --git a/version.config b/version.config
@@ -1,3 +1,3 @@
 version = 2.19.0-dev
-update_from_version = 2.18.0
-downgrade_to_version = 2.18.0
+update_from_version = 2.18.1
+downgrade_to_version = 2.18.1