- Added nullable vector fields and element‑level search on StructArray fields, allowing missing embeddings and fine‑grained vector queries
- Introduced HTTP/2 support for the Proxy REST server and improved QueryNode/QueryCoord scheduling, thread‑pool configs, and throughput under heavy load
- Fixed many stability and correctness bugs in import, schema evolution, indexing, compaction, metadata handling, and related components
milvus-2.6.18
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Milvus version 3.0.0 has been released.
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Enhanced query scheduling and batching with decoupled dispatch, added C++ thread‑pool activity metrics and Grafana monitoring, and sped up filter execution by skipping null bitmap processing