lancedb

vpython-v0.33.1-beta.0 scope: python Feature

This release adds 3 notable features for engineering teams evaluating rollout.

Published 2d Vector Databases

✓ No known CVEs patched

✓ No known CVEs patched in this version

Topics

approximate-nearest-neighbor-search image-search nearest-neighbor-search recommender-system search-engine semantic-search

+2 more

similarity-search vector-db

Summary

AI summary

Updates 🎉 New Features, 🔧 Build and CI, and 🚀 Performance Improvements across a mixed release.

Type	Severity	Summary	CVE
Feature	Medium	Unifies sync create_index API to match async API in Python. Unifies sync create_index API to match async API in Python. Source: llm_adapter@2026-06-01 Confidence: high	—
Feature	Medium	Routes merge_insert through MemWAL LSM write path for tables. Routes merge_insert through MemWAL LSM write path for tables. Source: llm_adapter@2026-06-01 Confidence: high	—
Dependency	Low	Drops manylinux2_17 wheel builds from CI. Drops manylinux2_17 wheel builds from CI. Source: llm_adapter@2026-06-01 Confidence: low	—
Performance	Low	Migrates list_indices to use Lance's describe_indices for better performance. Migrates list_indices to use Lance's describe_indices for better performance. Source: llm_adapter@2026-06-01 Confidence: high	—
Bugfix	Low	Fixes PyPI publish failures on macOS, Windows, and ARM. Fixes PyPI publish failures on macOS, Windows, and ARM. Source: llm_adapter@2026-06-01 Confidence: low	—

Full changelog

feat(python): unify sync create_index API to match async API by @wjones127 in https://github.com/lancedb/lancedb/pull/2882
feat(table): route merge_insert through the MemWAL LSM write path by @touch-of-grey in https://github.com/lancedb/lancedb/pull/3354

perf: migrate list_indices to use Lance's describe_indices by @wjones127 in https://github.com/lancedb/lancedb/pull/3108

ci: fix pypi publish on mac/windows/arm by @wjones127 in https://github.com/lancedb/lancedb/pull/3449
ci: drop manylinux2_17 wheel builds by @wjones127 in https://github.com/lancedb/lancedb/pull/3455

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About lancedb

Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.

v0.30.0-beta.0 Fixes nested field paths support in native index creation
vpython-v0.32.0 Namespace naming and enterprise integration refactored with breaking changes
v0.29.0 Consolidate namespace related naming and enterprise integration