Issues

• [BUG] PPL fails or silently drops rows when an object has both a leaf key and a dotted sub-key (e.g. peer and peer.name)

  bugPPLuntriaged
  opensearch-project/sql#5882 · Filter by author ps48 opened on Oct 14, 2026

• [BUG] Empty SQL query fails with an internal NullPointerException instead of a syntax error

  bugSQLuntriaged
  opensearch-project/sql#5879 · Filter by author RyanL1997 opened on Oct 14, 2026

• [FEATURE] PPL vector search foundation: VECTOR type, knn() / knn command, k-NN query pushdown (task 1 of #5875)

  featurePPL
  opensearch-project/sql#5876 · Filter by author LantaoJin opened on Oct 14, 2026
  

• [RFC] Vector search in PPL: k-NN / ANN queries on the Calcite engine

  PPLRFC
  opensearch-project/sql#5875 · Filter by author LantaoJin opened on Oct 14, 2026

• [BUG] coalesce, mvappend, array and percentile_approx return 500 ClassCastException for short, byte, float and float literal values

  bugPPLuntriaged
  opensearch-project/sql#5873 · Filter by author cnoramut opened on Oct 14, 2026

• [BUG] PPL search command ignores quotes on a free-text term without spaces, so it matches any token

  bugPPLuntriaged
  opensearch-project/sql#5871 · Filter by author randym13 opened on Oct 14, 2026

• [BUG] PIT is not deleted when a Calcite query is rejected for memory at start

  bugPPL
  opensearch-project/sql#5860 · Filter by author RyanL1997 opened on Oct 9, 2026
  1

• [FEATURE] _routing suppport

  enhancement
  opensearch-project/sql#5859 · Filter by author jahlbornG opened on Oct 9, 2026

• [BUG] in, between, case and coalesce on an object or nested field return 500

  bugPPL
  opensearch-project/sql#5856 · Filter by author cnoramut opened on Oct 9, 2026

• [BUG][PPL] Handle cancellation during Calcite-to-V2 fallback for sync and async queries

  bugcalcitePPL
  opensearch-project/sql#5849 · Filter by author penghuo opened on Oct 7, 2026

• [Enhancement] Make the flat_object read depth cap configurable instead of a constant

  enhancement
  opensearch-project/sql#5842 · Filter by author RyanL1997 opened on Oct 6, 2026

• [BUG] expand on a field that is not a column of the input fails as a ClassCastException

  bugPPL
  opensearch-project/sql#5840 · Filter by author RyanL1997 opened on Oct 6, 2026
  

• [Enhancement] Honor search.allow_expensive_queries when planning a script pushdown

  enhancementperformance
  opensearch-project/sql#5837 · Filter by author RyanL1997 opened on Oct 5, 2026

• [BUG] stats max and stats min return 500 when a field is keyword or ip and boolean or a number in another

  bugPPL
  opensearch-project/sql#5835 · Filter by author cnoramut opened on Oct 5, 2026

• A predicate on a multi-valued field matches only when it is pushed down

  bugcalcitePPL
  opensearch-project/sql#5834 · Filter by author RyanL1997 opened on Oct 3, 2026

• [META] Mapping conflicts when a field has different types across the indices of one wildcard

  bugPPL
  opensearch-project/sql#5829 · Filter by author cnoramut opened on Sep 30, 2026

• [BUG] A field mapped as different types across indices returns changed or null values with HTTP 200

  bugPPL
  opensearch-project/sql#5828 · Filter by author cnoramut opened on Sep 30, 2026

• [BUG] sort returns 500 when a field is keyword or ip in one index and a number, date or boolean in another

  bugPPL
  opensearch-project/sql#5825 · Filter by author cnoramut opened on Sep 29, 2026

• [FEATURE] Add strict malformed-JSON handling to PPL spath command

  calciteenhancementPPL
  opensearch-project/sql#5820 · Filter by author dai-chen opened on Sep 28, 2026
  

• [BUG] Composite aggregation pushdown does not support a field whose type differs across indices

  bugPPL
  opensearch-project/sql#5811 · Filter by author penghuo opened on Sep 25, 2026

• [BUG] Index pruning silently drops an index it cannot reach, hiding missing shards

  bugPPL
  opensearch-project/sql#5808 · Filter by author ahkcs opened on Sep 24, 2026
  2

• [META][TEST] Improve PPL coverage for data streams and OpenTelemetry datasets

  enhancementPPLtesting
  opensearch-project/sql#5806 · Filter by author penghuo opened on Sep 24, 2026

• [PPL] Add retained-result byte accounting for asynchronous queries

  asyncenhancementPPL
  opensearch-project/sql#5804 · Filter by author penghuo opened on Sep 24, 2026

• [Feature][PPL] Production hardening and validation for progressive query execution

  asynccalciteenhancementPPLtesting
  opensearch-project/sql#5801 · Filter by author penghuo opened on Sep 23, 2026
  3

• [Feature][PPL] Apply Calcite post-processing to pushed aggregation snapshots

  aggregationasynccalciteenhancementPPL
  opensearch-project/sql#5800 · Filter by author penghuo opened on Sep 23, 2026