Migrating to Weaviate v1.38.8

Version v1.38.8 introduces 1 breaking change. This guide details how to update your code.

Released: 7/29/2026

Breaking Changes

Migration Steps

Affected Symbols

⚠️ Check Your Code

If you use any of these symbols, you need to read this guide:

Index.withShardOrRemoteKagomeJa tokenizerFetchObjectsTestPartialChunkRecoverynearObject anchorid_as_bytesbatch-delete uuidBucket loggerinactivity deadlinedisposable_created size labelctx expiration in cyclemanager callbacksBM25 searchusage modulebackup-s3 auth broker credentialsContainsAny/ContainsAll/ContainsNone

Breaking Changes

●Issue #1

Support for restoring old backup formats has been removed. Users should ensure their backups are in a compatible format before upgrading.

Release Summary

This release introduces new features like cross-property AND matching in BM25 search and nested object filtering, alongside various bug fixes and dependency updates. Support for older backup formats has been removed.

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View the full release notes and all changes for Weaviate v1.38.8.

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