milvus-io/milvus v2.5.13

milvus-2.5.13

on GitHub

v2.5.13

Release date: June 10, 2025

We're excited to announce Milvus 2.5.13! This version enhances your experience with new features, such as the ability to drop field properties and use a cast function for JSON indexes. It also delivers a range of general performance and stability enhancements, while resolving numerous bugs to ensure a more robust system. We encourage you to upgrade to 2.5.13 and explore these latest updates!

Features

• Added support for dropping properties from a field (#41954).
• Added a cast function for use with JSON indexes (#42504).

Improvements

• Increased the default import buffer size (#42542).
• Accelerated the dispatcher building process (#42544).
• Removed balance constraints between channel and segment tasks (#42410).
• Set the CAGRA GPU image as the default (#42193).
• The DescribeIndex RESTful API now supports returning index parameters (#42080).
• Enabled running an analyzer by a collection's field to avoid frequent analyzer creation and destruction (#42119).
• Added support for balancing multiple collections in a single trigger (#42134).
• Now considers nq (number of queries) when identifying slow queries (#42125).
• The server side now automatically fills absent nullable fields (#42120).
• Added support for filtering out expired data using TTL (#41960, #42121, #42103).
• Refined expiring compaction to reclaim space from a small number of older deletions (#42052).
• Access logs now support fetching hybrid search expressions and fields (#41921).
• Added explicit move semantics to the get_batch_view interface (#42402).

Bug fixes

• Fixed a pipeline/delegator leak (#42583).
• Fixed the delegator selection logic when releasing a segment to avoid a potential MixCoord panic (#42572).
• Fixed a bug that could cause data write corruption during validation (#42555).
• Added a check to ensure the cast type is an array for JSON contains expressions (#42185).
• Fixed an issue with duplicate auto-IDs between import and insert operations (#42520).
• Ensured importing segments stats tasks are triggered only by the import_checker (#42487).
• Fixed a bug with is null for the Marisa index (#42421).
• Ensured stats tasks are only triggered for flushed segments (#42425).
• Reset compaction status when segment stats are finished (#42005).
• Updated the Tantivy version to fix a stemmer panic (#42172).
• Fixed an issue where vector output fields could not be retrieved when using a new interim index (#42183).
• Avoided relying on Knowhere for thread control when calling the Knowhere iterator (#42133).
• Fixed an issue where segments could be released prematurely during a balance channel operation (#42043).
• The DescribeIndex RESTful interface now includes a timestamp (#42105).
• Used locking to ensure the atomicity of dropping segment indexes (#42076).
• Fixed a proxy panic in the shard client manager (#42026).
• Fixed the import slot assignment logic (#41982).
• Fixed a bug where the time point for force expiry compaction failed to reset (#42000).