Change log

Features 🪩

• https://github.com/qdrant/qdrant/pull/1951, https://github.com/qdrant/qdrant/pull/2496 - Add batch update endpoint for points API
• https://github.com/qdrant/qdrant/pull/2470 - Add binary quantization
• https://github.com/qdrant/qdrant/pull/2410, https://github.com/qdrant/qdrant/pull/2562, https://github.com/qdrant/qdrant/pull/2571 - Add shard snapshot API
• https://github.com/qdrant/qdrant/pull/2431, https://github.com/qdrant/qdrant/pull/2488 - Add indexed_only parameter to skip unindexed segments speeding up search
• https://github.com/qdrant/qdrant/pull/2483 - Add gRPC reflection server
• https://github.com/qdrant/qdrant/pull/2475 - Add optimizer status and history in telemetry to help debug optimizer failures
• https://github.com/qdrant/qdrant/pull/2409 - Add healthz, livez and readyz endpoints for Kubernetes health checking
• https://github.com/qdrant/qdrant/pull/2457 - Add stack trace API to help debug current state of all threads
• https://github.com/qdrant/qdrant/pull/2549 - Add recovery mode flag in metrics

Improvements 🪥

• https://github.com/qdrant/qdrant/pull/2563 - Improve handling of shard load failure, automatically recover in distributed mode
• https://github.com/qdrant/qdrant/pull/2187, https://github.com/qdrant/qdrant/pull/2506 - Improve log formatting, support better trace logging
• https://github.com/qdrant/qdrant/pull/2339 - Remove unused debug setting from configuration
• https://github.com/qdrant/qdrant/pull/2420, https://github.com/qdrant/qdrant/pull/2446, https://github.com/qdrant/qdrant/pull/2453, https://github.com/qdrant/qdrant/pull/2524 - Share equal point keyword strings to reduce RAM usage
• https://github.com/qdrant/qdrant/pull/2536 - Clean up temporary directories on start
• https://github.com/qdrant/qdrant/pull/2576 - Add OCI labels on Docker image

Bug fixes 🫥

• https://github.com/qdrant/qdrant/pull/2514 - Fix potential loss of points, vectors and payloads on crash
• https://github.com/qdrant/qdrant/pull/2508 - Fix broken raft state due to accidental truncation of last consensus WAL element
• https://github.com/qdrant/qdrant/pull/2485 - Fix error handling when optimizer panics, report fault status
• https://github.com/qdrant/qdrant/pull/2422 - Fix panic when cancelling quantization early
• https://github.com/qdrant/qdrant/pull/2478 - Fix quantization oversampling giving worse results due to wrong ordering
• https://github.com/qdrant/qdrant/pull/2544 - Fix crash on huge dimensionality by limiting vector dimension to 65536
• https://github.com/qdrant/qdrant/pull/2489, https://github.com/qdrant/qdrant/pull/2501, https://github.com/qdrant/qdrant/pull/2523 - Fix vulnerability in Rustls Web PKI
• https://github.com/qdrant/qdrant/pull/2510 - Fix incorrect ID recovery when database is corrupted
• https://github.com/qdrant/qdrant/pull/2528 - Fix temporary snapshot files not being deleted on error

Dashboard 🍱

• https://github.com/qdrant/qdrant-web-ui/pull/103 - Add collection info tab
• https://github.com/qdrant/qdrant-web-ui/pull/107 - Download/upload snapshots with API key
• Other changes

FastEmbed ⚡

Our Python client (qdrant-client) now integrates with our FastEmbed package - a lightweight, fast, Python library built for retrieval embedding generation.

That allows to seamlessly add and search documents in Qdrant, avoiding manual encoding and configuration of the collections.

Read more: https://github.com/qdrant/qdrant-client/releases/tag/v1.5.0

Thanks to @DengYiping @camdencheek @zpp12354321 @dzhao @zzzz-vincent @ffuugoo @IvanPleshkov @agourlay @coszio @timvisee for their contributions!