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citus v14.3.0 (October 23, 2026)

  • Adds sorted-merge execution for multi-shard ORDER BY queries, avoiding an extra Sort node on the coordinator (#8529, [#8584])

  • Fetches rows in small batches in the adaptive executor where possible (#5195)

  • Adds citus.enable_or_clause_arm_pruning to enable per-shard pruning of OR-clause arms (#8642)

  • Speeds up ALTER EXTENSION citus UPDATE when many distributed objects exist (#8890)

  • Speeds up citus_check_cluster_node_health() by checking source nodes concurrently (#8935)

  • Restricts internal metadata cleanup to superusers (#8942)

  • Uses an empty search_path for internal SPI queries, independent of caller settings (#8944)

  • Evaluates replayed object definitions as their owner under restricted execution (#8946)

  • Fixes GRANTED BY clause ordering in propagated REVOKE statements (#8766)

  • Fixes incorrect column references in HAVING clauses pushed down to shards (#8864)

  • Fixes use-after-free errors related to RELCACHE_FORCE_RELEASE, including table conversion (#8477)

  • Fixes quoting of tablespace names in REINDEX commands sent to shards (#8872)

  • Qualifies and quotes support function names in ALTER FUNCTION commands (#8873)

  • Fixes a relation-lock assertion during concurrent distribution (#8679)

  • Fixes a columnar metadata visibility issue by honoring xmin hint bits in stripe metadata (#8856)

  • Fixes incorrect decomposition of non-column expressions in distributed GROUP BY queries (#8527)

  • Prevents memory growth in the local plan cache for prepared statements (#8824)

  • Fixes a crash in the CDC decoder when translated tuples outlive the publish call (#8845)

  • Fixes foreign-key cache corruption during parallel reference-table rebalancing (#8869)

  • Fixes clone promotion catch-up by using a fixed WAL target (#8829)

  • Fixes transaction recovery when a node is removed (#8885)

  • Fixes errors in time_partitions queries caused by join reordering (#8843)

  • Fixes integer overflow in rebalance job IDs (#8819)

  • Fixes row-count overflow for intermediate results (#8818)

  • Fixes an orphan-cleanup snapshot issue on PostgreSQL 18 (#8676)

  • Quotes EXTRACT fields in rewritten queries for PostgreSQL 16–18 (#8809)

Full Changelog: https://github.com/citusdata/citus/compare/v14.2.0...v14.3.0

Source: README.md, updated 2026-10-23