Merge remote-tracking branch 'origin/main' into HEAD

Author: akuzm

.github/workflows/llm-fuzzer.yaml

@@ -342,7 +342,7 @@ jobs:
         sudo journalctl --system -q --facility=kern --grep "Killed process" || true
 
     - name: Stack trace
-      if: always() && steps.collectlogs.outputs.coredumps == 'true'
+      if: always() && steps.collectlogs.outputs.coredumps == 'true' && steps.repro.outputs.found == 'true'
       run: |
         sudo coredumpctl gdb <<<"
           set verbose on

.unreleased/adaptive-chunking

@@ -0,0 +1 @@
+Backward-Incompatible Change: #9934 Remove adaptive chunking

.unreleased/fix_9902

@@ -0,0 +1 @@
+Implements: #9938 Add rebuild_sparse_index function

.unreleased/pr_9895

@@ -0,0 +1 @@
+Fixes: #9955 Fix wrong results when using Batch Sorted Merge with no first-last index on a non-leading order by column

.unreleased/pr_9908

@@ -2,6 +2,15 @@
 
 **Please note: When updating your database, you should connect using `psql` with the `-X` flag to prevent any `.psqlrc` commands from accidentally triggering the load of a previous TimescaleDB version.**
 
+## 2.27.2 (2026-06-02)
+
+This release contains bug fixes since the 2.27.1 release. We recommend that you upgrade at the next available opportunity.
+
+**Bugfixes**
+* [#9895](https://github.com/timescale/timescaledb/pull/9895) Remove refresh policy check when adding columnstore policy
+* [#9902](https://github.com/timescale/timescaledb/pull/9902) Fix wrong results and crashes when grouping by columns that are not in the `SELECT` list with vectorized aggregation or columnar index scan
+* [#9908](https://github.com/timescale/timescaledb/pull/9908) Skip `ColumnarIndexScan` when the qual contains a SubPlan
+
 ## 2.27.1 (2026-05-19)
 
 This release contains performance improvements and bug fixes since the 2.27.0 release. We recommend that you upgrade at the next available opportunity.

.unreleased/pr_9938

@@ -44,6 +44,7 @@ set(SOURCE_FILES
     uuidv7.sql
     ts_stats.sql
     views.sql
+    views_compat.sql
     views_experimental.sql
     gapfill.sql
     compression.sql

.unreleased/pr_9955

@@ -72,7 +72,7 @@ else()
       --rc
       lcov_branch_coverage=1
       --rc
-      "lcov_excl_br_line=Assert\\(|Ensure\\(|ereport\\("
+      "lcov_excl_br_line=TestAssert(Int64Eq|True)\\(|Assert\\(|Ensure\\(|ereport\\("
       --no-external
       --base-directory
       ${CMAKE_SOURCE_DIR}