- Fixed core update failures when using a non‑zero patch number (issue 19377).
- Corrected sub‑aggregator casting errors during profiled searches (issue 19652).
- Resolved BWC @timestamp upgrade problem by adding version checks on the skip‑list parameter (issue 19671).
3.3.1
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Added APIs for modifying data stream backing indices, multivalue doc count aggregation, and Hive pull‑based ingestion.