Issues

• [Bug]: COPY into hypertable does not respect REJECT_LIMIT in PG18

  bugv2.30.2
  timescale/timescaledb#10855 · Filter by author RobAtticus opened on Oct 19, 2026

• [Bug]: COPY into hypertable does not respect ON_ERROR ignore

  bugv2.30.2
  timescale/timescaledb#10854 · Filter by author RobAtticus opened on Oct 19, 2026
  1

• [Bug]: AFTER INSERT trigger does not see rows its own INSERT wrote into a compressed chunk

  bugv2.30.2
  timescale/timescaledb#10845 · Filter by author niemantuur opened on Oct 19, 2026

• No vectorized aggregation for time > now() - interval when only one chunk matches

  Columnstoreenhancementperformanceplanner
  timescale/timescaledb#10829 · Filter by author antekresic opened on Oct 15, 2026

• HAVING disables vectorized aggregation when the query reads a single chunk

  Columnstoreenhancementperformanceplanner
  timescale/timescaledb#10828 · Filter by author antekresic opened on Oct 15, 2026

• Multi-node to single-node

  timescale/timescaledb#10809 · Filter by author alkistis500 opened on Oct 13, 2026

• Costing ignores whether VectorAgg can be applied to a sorted GroupAggregate on compressed chunks

  bugColumnstorecost-estimatesplannerv2.31.0
  Bug

  timescale/timescaledb#10803 · Filter by author antekresic opened on Oct 9, 2026

• [Enhancement]: Support pushing down SkipScan into subqueries if applicable

  enhancementperformanceskip-scan
  timescale/timescaledb#10801 · Filter by author natalya-aksman opened on Oct 9, 2026

• SkipScan on compressed chunks decompresses whole batches to read one row

  enhancementperformanceskip-scan
  timescale/timescaledb#10799 · Filter by author antekresic opened on Oct 9, 2026 · v3.0.0

• Unneeded NOT NULL filter on partitioning column

  bugplanner
  timescale/timescaledb#10787 · Filter by author akuzm opened on Oct 7, 2026
  

• [Bug]: GROUP BY on a segmentby column picks HashAggregate over a faster sorted GroupAggregate

  bugColumnstoreperformanceplannerv2.31.0
  timescale/timescaledb#10786 · Filter by author antekresic opened on Oct 7, 2026
  2

• [Bug]: Metadata-only aggregates on compressed hypertables pick much slower plans

  bugColumnstoreperformanceplannerv2.31.0
  Bug

  timescale/timescaledb#10782 · Filter by author antekresic opened on Oct 7, 2026
  2

• [Bug]: Compression fails on FIPS-mode hosts: metadata column names are hashed with pg_md5_hash

  bugv2.30.2
  timescale/timescaledb#10777 · Filter by author xangelix opened on Oct 6, 2026
  1

• Assert failure in compute_circumscribed_bucketed_refresh_window for an invalidation below the smallest bucketable value

  bugContinuous Aggregatellm-fuzzer
  timescale/timescaledb#10775 · Filter by author pnthao opened on Oct 6, 2026

• [Bug]: counter_agg fails with "out of order points" in a parallel plan with chunk-wise aggregation

  bugv2.29.1
  timescale/timescaledb#10768 · Filter by author crnhrv opened on Oct 5, 2026

• [Bug]: INSERT ... ON CONFLICT into a compressed chunk inserts a duplicate key after a column was dropped (composite bloom sparse index)

  bugllm-fuzzerneeds-triagev2.31.0
  timescale/timescaledb#10756 · Filter by author cevian opened on Oct 5, 2026

• [Bug]: RENAME COLUMN does not rename a default composite bloom filter's metadata column, so the sparse index is not used until the chunk is recompressed

  bugllm-fuzzerneeds-triagev2.31.0
  timescale/timescaledb#10755 · Filter by author cevian opened on Oct 5, 2026

• [Bug]: time_bucket_gapfill emits duplicate rows when a GROUP BY column has a nondeterministic collation

  bugllm-fuzzerneeds-triagev2.31.0
  timescale/timescaledb#10754 · Filter by author cevian opened on Oct 5, 2026

• [Bug]: Bloom sparse index returns no rows when a text column is compared to a constant cast to name

  bugllm-fuzzerneeds-triagev2.31.0
  timescale/timescaledb#10753 · Filter by author cevian opened on Oct 5, 2026

• [Bug]: ChunkAppend fails with "extParam set of initplan is empty" when an EXISTS subquery with its own initplan is OR-ed with a column condition

  bugllm-fuzzerv2.31.0
  timescale/timescaledb#10752 · Filter by author cevian opened on Oct 5, 2026

• [Bug]: "could not find pathkey item to sort" planning a correlated subquery over a compressed chunk ordered by a window function over an outer column

  bugllm-fuzzerneeds-triagev2.31.0
  timescale/timescaledb#10751 · Filter by author cevian opened on Oct 5, 2026

• [Bug]: Continuous aggregate refresh skips the last invalidated bucket when the invalidated range ends exactly on a variable-width bucket boundary

  bugContinuous Aggregatev2.30.2
  timescale/timescaledb#10745 · Filter by author salmanazmat666 opened on Oct 2, 2026
  3

• [Bug]: Assertion failure in ExecCopySlot (Materialize over sorted ColumnarScans) on a self-join of a compressed hypertable ordered by an expression

  bugllm-fuzzerneeds-triagev2.31.0
  timescale/timescaledb#10741 · Filter by author cevian opened on Oct 2, 2026

• [Bug]: In-memory recompression blocks reads of the chunk

  timescale/timescaledb#10739 · Filter by author Ranexia04 opened on Oct 1, 2026

• [Bug]: Default index not created if partial index exists

  bugv2.19.3
  timescale/timescaledb#10736 · Filter by author jflambert opened on Oct 1, 2026