Issues

• [Bug]: File descriptor exhaustion during segment rollover duplicates documents and leaves the collection unwritable

  alibaba/zvec#811 · Filter by author jak-pan opened on Oct 12, 2026
  

• [Bug]: Windows wheel 0.7.0 fails at DLL load on x86-64 CPUs without AVX (VEX-encoded static initializers run before SIMD dispatch)

  alibaba/zvec#810 · Filter by author timetodel opened on Oct 12, 2026
  

• [Bug]: Index seal can lose errors and keep an incomplete range index, so range queries miss documents

  alibaba/zvec#808 · Filter by author jak-pan opened on Oct 12, 2026
  

• [Enhance]: Creating a RocksDB instance syncs every step, although nothing references the instance until the manifest is published

  alibaba/zvec#806 · Filter by author jak-pan opened on Oct 12, 2026
  1

  

• [Bug]: After a crash during create_index on a scalar field, every retry fails with "Directory exists"

  alibaba/zvec#801 · Filter by author jak-pan opened on Oct 11, 2026
  

• [Bug]: A crash between creating a segment's WAL file and writing its header leaves a collection that cannot be opened

  alibaba/zvec#800 · Filter by author jak-pan opened on Oct 11, 2026
  

• [Enhance]: Creating a RocksDB instance rewrites the OPTIONS file once per column family

  alibaba/zvec#799 · Filter by author jak-pan opened on Oct 11, 2026
  

• [Bug]: A crash while a segment seals can leave a collection that cannot be opened ("Column family[...$RANGES] does not exist")

  alibaba/zvec#798 · Filter by author jak-pan opened on Oct 11, 2026
  1

  

• [Feature]: Support external vector storage and scan iteration for Flat Index

  alibaba/zvec#797 · Filter by author shirly121 opened on Oct 10, 2026
  

• [Bug]: Document with NULL in a nullable vector column makes filter-only scans fail when include_vector=true ("fetch vector failed: Failed to fetch vector from index")

  bug
  alibaba/zvec#791 · Filter by author picodozbotdoz opened on Sep 29, 2026
  1

  

• Durability: acknowledged data can be lost after power loss, and a damaged manifest can make recovery delete every segment

  alibaba/zvec#789 · Filter by author jak-pan opened on Sep 28, 2026
  2

  

• [Bug]: FP16 cosine / inner-product search accumulates in FP16 on AVX-512 FP16 CPUs, costing recall (0.965 against 0.998)

  alibaba/zvec#786 · Filter by author JasonXuDeveloper opened on Sep 25, 2026
  1

  

• [Bug]: ID map RocksDB is never compacted; ascending primary keys leave one SST and one open fd per flush

  alibaba/zvec#784 · Filter by author JasonXuDeveloper opened on Sep 25, 2026
  1

  

• [Enhance]: FTS RocksDB column families get 128 MiB x 6 write buffers with no global cap

  alibaba/zvec#783 · Filter by author JasonXuDeveloper opened on Sep 25, 2026
  

• Bug: Collection.group_by_query returns empty results with ID-out-of-range errors (UINT64_MAX)

  bug
  alibaba/zvec#781 · Filter by author daqidali opened on Sep 24, 2026
  1

  

• Higher optimize latency on Windows than Linux

  alibaba/zvec#743 · Filter by author egolearner opened on Sep 10, 2026
  

• [Feature]: Support for SPFresh

  feature
  alibaba/zvec#736 · Filter by author conceptofmind opened on Sep 9, 2026
  2

  

• [Tracking][Phase II] Improve optimize()/compaction performance and resource efficiency

  alibaba/zvec#728 · Filter by author JalinWang opened on Sep 7, 2026
  2

  

• [Performance][ARM64] ZVec Flat INT8 search is ~2-4x slower than FP32

  alibaba/zvec#719 · Filter by author shirly121 opened on Sep 2, 2026
  

• [Enhance]: Support the Flat index compute distances through turbo Quantizer

  enhancement
  alibaba/zvec#709 · Filter by author richyreachy opened on Aug 27, 2026 · Version 0.8.0
  

• [Enhance]: Support the DiskANN index compute distances through turbo Quantizer

  enhancement
  alibaba/zvec#707 · Filter by author richyreachy opened on Aug 27, 2026 · Version 0.8.0
  1

  

• [Feature]: Add AVX2/AVX512 SIMD Kernels for Distance in Turbo

  feature
  alibaba/zvec#706 · Filter by author richyreachy opened on Aug 27, 2026 · Version 0.8.0
  1

  

• [Feature] Launch Buffer Storage for Memory-Bounded Query Caching

  feature
  alibaba/zvec#704 · Filter by author iaojnh opened on Aug 27, 2026 · Version 0.8.0
  

• [Bug]: A doc without a vector reads back a fake all-zero vector — missing values are indistinguishable from genuine zeros

  bug
  alibaba/zvec#691 · Filter by author YongqiYin opened on Aug 20, 2026
  2

  

• [Feature]: java是真的不行了吗？为什么没有java的SDK。

  feature
  alibaba/zvec#609 · Filter by author axhack opened on Jul 20, 2026 · Version 0.8.0
  3