fix: concat batches before writing to avoid small IO slow down #2384
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BubbleCal
approved these changes
May 23, 2024
eddyxu
reviewed
May 23, 2024
| } | ||
| // concat to avoid slowdown due to small IOs | ||
| let batch = concat_batches(&batches[0].schema(), &batches)?; | ||
| file_writer.write(&[batch]).await?; |
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Is this still an issue for v2 ? @westonpace
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huh I'm kind of shocked it's an issue for v1 in the first place. I thought our writer code was designed to efficiently handle &[ArrayRef].
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Additional details and impacted files@@ Coverage Diff @@
## main #2384 +/- ##
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- Coverage 79.97% 79.95% -0.02%
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Files 200 200
Lines 54519 54524 +5
Branches 54519 54524 +5
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- Hits 43599 43597 -2
- Misses 8400 8403 +3
- Partials 2520 2524 +4
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renovate bot
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[](https://renovatebot.com) This PR contains the following updates: | Package | Type | Update | Change | |---|---|---|---| | [lance](https://togithub.com/lancedb/lance) | dependencies | minor | `0.10.16` -> `0.12.0` | --- ### Release Notes <details> <summary>lancedb/lance (lance)</summary> ### [`v0.12.1`](https://togithub.com/lancedb/lance/releases/tag/v0.12.1) [Compare Source](https://togithub.com/lancedb/lance/compare/v0.12.0...v0.12.1) <!-- Release notes generated using configuration in .github/release.yml at v0.12.1 --> #### What's Changed ##### Bug Fixes 🐛 - fix: incorrect chunking was making lance datasets use too much RAM by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2438](https://togithub.com/lancedb/lance/pull/2438) **Full Changelog**: lancedb/lance@v0.12.0...v0.12.1 ### [`v0.12.0`](https://togithub.com/lancedb/lance/releases/tag/v0.12.0) [Compare Source](https://togithub.com/lancedb/lance/compare/v0.11.1...v0.12.0) <!-- Release notes generated using configuration in .github/release.yml at v0.12.0 --> #### What's Changed ##### Breaking Changes 🛠 - feat: change dataset uri to return full qualified url instead of object store path by [@​eddyxu](https://togithub.com/eddyxu) in [https://github.com/lancedb/lance/pull/2416](https://togithub.com/lancedb/lance/pull/2416) ##### New Features 🎉 - feat: new shuffler by [@​BubbleCal](https://togithub.com/BubbleCal) in [https://github.com/lancedb/lance/pull/2404](https://togithub.com/lancedb/lance/pull/2404) - feat: new index builder by [@​BubbleCal](https://togithub.com/BubbleCal) in [https://github.com/lancedb/lance/pull/2401](https://togithub.com/lancedb/lance/pull/2401) - feat: stable row id manifest changes by [@​wjones127](https://togithub.com/wjones127) in [https://github.com/lancedb/lance/pull/2363](https://togithub.com/lancedb/lance/pull/2363) - feat: once a table has been created with v1 or v2 format then it should always use that format by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2435](https://togithub.com/lancedb/lance/pull/2435) ##### Bug Fixes 🐛 - fix: fix file writer which was not writing page buffers in the correct order by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2413](https://togithub.com/lancedb/lance/pull/2413) ##### Other Changes - refactor: refactor logical decoders into "field decoders" by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2407](https://togithub.com/lancedb/lance/pull/2407) - refactor: rename use_experimental_writer to use_legacy_format by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2433](https://togithub.com/lancedb/lance/pull/2433) - refactor: minor refactor to allow I/O scheduler to be cloned in page schedulers by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2432](https://togithub.com/lancedb/lance/pull/2432) **Full Changelog**: lancedb/lance@v0.11.1...v0.12.0 ### [`v0.11.1`](https://togithub.com/lancedb/lance/releases/tag/v0.11.1) [Compare Source](https://togithub.com/lancedb/lance/compare/v0.11.0...v0.11.1) <!-- Release notes generated using configuration in .github/release.yml at v0.11.1 --> #### What's Changed ##### New Features 🎉 - feat(java): support jdk8 by [@​LuQQiu](https://togithub.com/LuQQiu) in [https://github.com/lancedb/lance/pull/2362](https://togithub.com/lancedb/lance/pull/2362) - feat: support kmode with hamming distance by [@​eddyxu](https://togithub.com/eddyxu) in [https://github.com/lancedb/lance/pull/2366](https://togithub.com/lancedb/lance/pull/2366) - feat: row id index structures (experimental) by [@​wjones127](https://togithub.com/wjones127) in [https://github.com/lancedb/lance/pull/2303](https://togithub.com/lancedb/lance/pull/2303) - feat: update merge_insert to add statistics for inserted, updated, deleted rows by [@​raunaks13](https://togithub.com/raunaks13) in [https://github.com/lancedb/lance/pull/2357](https://togithub.com/lancedb/lance/pull/2357) - feat: define Flat index as a scan over VectorStorage by [@​chebbyChefNEQ](https://togithub.com/chebbyChefNEQ) in [https://github.com/lancedb/lance/pull/2380](https://togithub.com/lancedb/lance/pull/2380) - feat: add some schema utility methods to the v2 reader/writer by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2389](https://togithub.com/lancedb/lance/pull/2389) - feat: general compression for value page buffer by [@​niyue](https://togithub.com/niyue) in [https://github.com/lancedb/lance/pull/2368](https://togithub.com/lancedb/lance/pull/2368) - feat: make the index cache size (in bytes) available by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2381](https://togithub.com/lancedb/lance/pull/2381) - feat: add special uri scheme to use CloudFileReader for local fs by [@​chebbyChefNEQ](https://togithub.com/chebbyChefNEQ) in [https://github.com/lancedb/lance/pull/2402](https://togithub.com/lancedb/lance/pull/2402) - feat: add encoder utilities for pushdown by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2388](https://togithub.com/lancedb/lance/pull/2388) ##### Bug Fixes 🐛 - fix: concat batches before writing to avoid small IO slow down by [@​chebbyChefNEQ](https://togithub.com/chebbyChefNEQ) in [https://github.com/lancedb/lance/pull/2384](https://togithub.com/lancedb/lance/pull/2384) - fix: low recall if the num partitions is more than num rows by [@​BubbleCal](https://togithub.com/BubbleCal) in [https://github.com/lancedb/lance/pull/2386](https://togithub.com/lancedb/lance/pull/2386) - fix: f32 reduce_min for x86 by [@​heiher](https://togithub.com/heiher) in [https://github.com/lancedb/lance/pull/2385](https://togithub.com/lancedb/lance/pull/2385) - fix: fix incorrect validation logic in updater by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2408](https://togithub.com/lancedb/lance/pull/2408) ##### Performance Improvements 🚀 - perf: make VectorStorage and DistCalculator static to generate better code by [@​BubbleCal](https://togithub.com/BubbleCal) in [https://github.com/lancedb/lance/pull/2355](https://togithub.com/lancedb/lance/pull/2355) - perf: optimize IO path for reading manifest by [@​wjones127](https://togithub.com/wjones127) in [https://github.com/lancedb/lance/pull/2396](https://togithub.com/lancedb/lance/pull/2396) ##### Other Changes - refactor: make proto conversion fallible and not copy by [@​wjones127](https://togithub.com/wjones127) in [https://github.com/lancedb/lance/pull/2371](https://togithub.com/lancedb/lance/pull/2371) - refactor: separate take and schema evolution impls to own files by [@​wjones127](https://togithub.com/wjones127) in [https://github.com/lancedb/lance/pull/2372](https://togithub.com/lancedb/lance/pull/2372) - Revert "fix: concat batches before writing to avoid small IO slow down ([#​2384](https://togithub.com/lancedb/lance/issues/2384))" by [@​chebbyChefNEQ](https://togithub.com/chebbyChefNEQ) in [https://github.com/lancedb/lance/pull/2387](https://togithub.com/lancedb/lance/pull/2387) - refactor: shuffle around v2 metadata sections to allow read-on-demand statistics by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2400](https://togithub.com/lancedb/lance/pull/2400) #### New Contributors - [@​niyue](https://togithub.com/niyue) made their first contribution in [https://github.com/lancedb/lance/pull/2368](https://togithub.com/lancedb/lance/pull/2368) - [@​heiher](https://togithub.com/heiher) made their first contribution in [https://github.com/lancedb/lance/pull/2385](https://togithub.com/lancedb/lance/pull/2385) **Full Changelog**: lancedb/lance@v0.11.0...v0.11.1 ### [`v0.11.0`](https://togithub.com/lancedb/lance/releases/tag/v0.11.0) [Compare Source](https://togithub.com/lancedb/lance/compare/v0.10.18...v0.11.0) <!-- Release notes generated using configuration in .github/release.yml at v0.11.0 --> #### What's Changed ##### Breaking Changes 🛠 - feat(rust)!: use BoxedError in Error::IO by [@​broccoliSpicy](https://togithub.com/broccoliSpicy) in [https://github.com/lancedb/lance/pull/2329](https://togithub.com/lancedb/lance/pull/2329) ##### New Features 🎉 - feat: add v2 support to fragment merge / update paths by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2311](https://togithub.com/lancedb/lance/pull/2311) - feat: add priority to I/O scheduler by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2315](https://togithub.com/lancedb/lance/pull/2315) - feat: add take_rows operation to the v2 file reader's python bindings by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2331](https://togithub.com/lancedb/lance/pull/2331) - feat: added example for reading and writing dataset in rust by [@​raunaks13](https://togithub.com/raunaks13) in [https://github.com/lancedb/lance/pull/2349](https://togithub.com/lancedb/lance/pull/2349) - feat: new HNSW implementation by [@​BubbleCal](https://togithub.com/BubbleCal) in [https://github.com/lancedb/lance/pull/2353](https://togithub.com/lancedb/lance/pull/2353) - feat: add fragment take / fixed-size-binary support to v2 format by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2354](https://togithub.com/lancedb/lance/pull/2354) ##### Bug Fixes 🐛 - fix: recognize a simple expression like 'is_foo' as a scalar index query by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2356](https://togithub.com/lancedb/lance/pull/2356) - fix: rework list encoder to handle list-struct by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2344](https://togithub.com/lancedb/lance/pull/2344) - fix: minor bug fixes for v2 by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2361](https://togithub.com/lancedb/lance/pull/2361) ##### Documentation 📚 - docs: clearify comments in table.proto -> message DataFragment -> physical_rows by [@​broccoliSpicy](https://togithub.com/broccoliSpicy) in [https://github.com/lancedb/lance/pull/2346](https://togithub.com/lancedb/lance/pull/2346) ##### Performance Improvements 🚀 - perf: use the file metadata cache in scalar indices by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2330](https://togithub.com/lancedb/lance/pull/2330) ##### Other Changes - chore: remove `m_max` and `use_heuristic` params from HNSW builder by [@​BubbleCal](https://togithub.com/BubbleCal) in [https://github.com/lancedb/lance/pull/2336](https://togithub.com/lancedb/lance/pull/2336) - fix(java): fix JNI jar loader issue by [@​LuQQiu](https://togithub.com/LuQQiu) in [https://github.com/lancedb/lance/pull/2340](https://togithub.com/lancedb/lance/pull/2340) - ci: fix labeler permissions by [@​wjones127](https://togithub.com/wjones127) in [https://github.com/lancedb/lance/pull/2348](https://togithub.com/lancedb/lance/pull/2348) - fix: rework decoding to fix bugs in nested struct decoding by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2337](https://togithub.com/lancedb/lance/pull/2337) #### New Contributors - [@​broccoliSpicy](https://togithub.com/broccoliSpicy) made their first contribution in [https://github.com/lancedb/lance/pull/2346](https://togithub.com/lancedb/lance/pull/2346) - [@​raunaks13](https://togithub.com/raunaks13) made their first contribution in [https://github.com/lancedb/lance/pull/2349](https://togithub.com/lancedb/lance/pull/2349) **Full Changelog**: lancedb/lance@v0.10.18...v0.11.0 </details> --- ### Configuration 📅 **Schedule**: Branch creation - 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AdamGS
referenced
this pull request
in AdamGS/vortex
Jun 14, 2024
[](https://renovatebot.com) This PR contains the following updates: | Package | Type | Update | Change | |---|---|---|---| | [lance](https://togithub.com/lancedb/lance) | dependencies | minor | `0.10.16` -> `0.12.0` | --- ### Release Notes <details> <summary>lancedb/lance (lance)</summary> ### [`v0.12.1`](https://togithub.com/lancedb/lance/releases/tag/v0.12.1) [Compare Source](https://togithub.com/lancedb/lance/compare/v0.12.0...v0.12.1) <!-- Release notes generated using configuration in .github/release.yml at v0.12.1 --> #### What's Changed ##### Bug Fixes 🐛 - fix: incorrect chunking was making lance datasets use too much RAM by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2438](https://togithub.com/lancedb/lance/pull/2438) **Full Changelog**: lancedb/lance@v0.12.0...v0.12.1 ### [`v0.12.0`](https://togithub.com/lancedb/lance/releases/tag/v0.12.0) [Compare Source](https://togithub.com/lancedb/lance/compare/v0.11.1...v0.12.0) <!-- Release notes generated using configuration in .github/release.yml at v0.12.0 --> #### What's Changed ##### Breaking Changes 🛠 - feat: change dataset uri to return full qualified url instead of object store path by [@​eddyxu](https://togithub.com/eddyxu) in [https://github.com/lancedb/lance/pull/2416](https://togithub.com/lancedb/lance/pull/2416) ##### New Features 🎉 - feat: new shuffler by [@​BubbleCal](https://togithub.com/BubbleCal) in [https://github.com/lancedb/lance/pull/2404](https://togithub.com/lancedb/lance/pull/2404) - feat: new index builder by [@​BubbleCal](https://togithub.com/BubbleCal) in [https://github.com/lancedb/lance/pull/2401](https://togithub.com/lancedb/lance/pull/2401) - feat: stable row id manifest changes by [@​wjones127](https://togithub.com/wjones127) in [https://github.com/lancedb/lance/pull/2363](https://togithub.com/lancedb/lance/pull/2363) - feat: once a table has been created with v1 or v2 format then it should always use that format by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2435](https://togithub.com/lancedb/lance/pull/2435) ##### Bug Fixes 🐛 - fix: fix file writer which was not writing page buffers in the correct order by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2413](https://togithub.com/lancedb/lance/pull/2413) ##### Other Changes - refactor: refactor logical decoders into "field decoders" by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2407](https://togithub.com/lancedb/lance/pull/2407) - refactor: rename use_experimental_writer to use_legacy_format by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2433](https://togithub.com/lancedb/lance/pull/2433) - refactor: minor refactor to allow I/O scheduler to be cloned in page schedulers by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2432](https://togithub.com/lancedb/lance/pull/2432) **Full Changelog**: lancedb/lance@v0.11.1...v0.12.0 ### [`v0.11.1`](https://togithub.com/lancedb/lance/releases/tag/v0.11.1) [Compare Source](https://togithub.com/lancedb/lance/compare/v0.11.0...v0.11.1) <!-- Release notes generated using configuration in .github/release.yml at v0.11.1 --> #### What's Changed ##### New Features 🎉 - feat(java): support jdk8 by [@​LuQQiu](https://togithub.com/LuQQiu) in [https://github.com/lancedb/lance/pull/2362](https://togithub.com/lancedb/lance/pull/2362) - feat: support kmode with hamming distance by [@​eddyxu](https://togithub.com/eddyxu) in [https://github.com/lancedb/lance/pull/2366](https://togithub.com/lancedb/lance/pull/2366) - feat: row id index structures (experimental) by [@​wjones127](https://togithub.com/wjones127) in [https://github.com/lancedb/lance/pull/2303](https://togithub.com/lancedb/lance/pull/2303) - feat: update merge_insert to add statistics for inserted, updated, deleted rows by [@​raunaks13](https://togithub.com/raunaks13) in [https://github.com/lancedb/lance/pull/2357](https://togithub.com/lancedb/lance/pull/2357) - feat: define Flat index as a scan over VectorStorage by [@​chebbyChefNEQ](https://togithub.com/chebbyChefNEQ) in [https://github.com/lancedb/lance/pull/2380](https://togithub.com/lancedb/lance/pull/2380) - feat: add some schema utility methods to the v2 reader/writer by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2389](https://togithub.com/lancedb/lance/pull/2389) - feat: general compression for value page buffer by [@​niyue](https://togithub.com/niyue) in [https://github.com/lancedb/lance/pull/2368](https://togithub.com/lancedb/lance/pull/2368) - feat: make the index cache size (in bytes) available by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2381](https://togithub.com/lancedb/lance/pull/2381) - feat: add special uri scheme to use CloudFileReader for local fs by [@​chebbyChefNEQ](https://togithub.com/chebbyChefNEQ) in [https://github.com/lancedb/lance/pull/2402](https://togithub.com/lancedb/lance/pull/2402) - feat: add encoder utilities for pushdown by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2388](https://togithub.com/lancedb/lance/pull/2388) ##### Bug Fixes 🐛 - fix: concat batches before writing to avoid small IO slow down by [@​chebbyChefNEQ](https://togithub.com/chebbyChefNEQ) in [https://github.com/lancedb/lance/pull/2384](https://togithub.com/lancedb/lance/pull/2384) - fix: low recall if the num partitions is more than num rows by [@​BubbleCal](https://togithub.com/BubbleCal) in [https://github.com/lancedb/lance/pull/2386](https://togithub.com/lancedb/lance/pull/2386) - fix: f32 reduce_min for x86 by [@​heiher](https://togithub.com/heiher) in [https://github.com/lancedb/lance/pull/2385](https://togithub.com/lancedb/lance/pull/2385) - fix: fix incorrect validation logic in updater by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2408](https://togithub.com/lancedb/lance/pull/2408) ##### Performance Improvements 🚀 - perf: make VectorStorage and DistCalculator static to generate better code by [@​BubbleCal](https://togithub.com/BubbleCal) in [https://github.com/lancedb/lance/pull/2355](https://togithub.com/lancedb/lance/pull/2355) - perf: optimize IO path for reading manifest by [@​wjones127](https://togithub.com/wjones127) in [https://github.com/lancedb/lance/pull/2396](https://togithub.com/lancedb/lance/pull/2396) ##### Other Changes - refactor: make proto conversion fallible and not copy by [@​wjones127](https://togithub.com/wjones127) in [https://github.com/lancedb/lance/pull/2371](https://togithub.com/lancedb/lance/pull/2371) - refactor: separate take and schema evolution impls to own files by [@​wjones127](https://togithub.com/wjones127) in [https://github.com/lancedb/lance/pull/2372](https://togithub.com/lancedb/lance/pull/2372) - Revert "fix: concat batches before writing to avoid small IO slow down ([#​2384](https://togithub.com/lancedb/lance/issues/2384))" by [@​chebbyChefNEQ](https://togithub.com/chebbyChefNEQ) in [https://github.com/lancedb/lance/pull/2387](https://togithub.com/lancedb/lance/pull/2387) - refactor: shuffle around v2 metadata sections to allow read-on-demand statistics by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2400](https://togithub.com/lancedb/lance/pull/2400) #### New Contributors - [@​niyue](https://togithub.com/niyue) made their first contribution in [https://github.com/lancedb/lance/pull/2368](https://togithub.com/lancedb/lance/pull/2368) - [@​heiher](https://togithub.com/heiher) made their first contribution in [https://github.com/lancedb/lance/pull/2385](https://togithub.com/lancedb/lance/pull/2385) **Full Changelog**: lancedb/lance@v0.11.0...v0.11.1 ### [`v0.11.0`](https://togithub.com/lancedb/lance/releases/tag/v0.11.0) [Compare Source](https://togithub.com/lancedb/lance/compare/v0.10.18...v0.11.0) <!-- Release notes generated using configuration in .github/release.yml at v0.11.0 --> #### What's Changed ##### Breaking Changes 🛠 - feat(rust)!: use BoxedError in Error::IO by [@​broccoliSpicy](https://togithub.com/broccoliSpicy) in [https://github.com/lancedb/lance/pull/2329](https://togithub.com/lancedb/lance/pull/2329) ##### New Features 🎉 - feat: add v2 support to fragment merge / update paths by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2311](https://togithub.com/lancedb/lance/pull/2311) - feat: add priority to I/O scheduler by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2315](https://togithub.com/lancedb/lance/pull/2315) - feat: add take_rows operation to the v2 file reader's python bindings by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2331](https://togithub.com/lancedb/lance/pull/2331) - feat: added example for reading and writing dataset in rust by [@​raunaks13](https://togithub.com/raunaks13) in [https://github.com/lancedb/lance/pull/2349](https://togithub.com/lancedb/lance/pull/2349) - feat: new HNSW implementation by [@​BubbleCal](https://togithub.com/BubbleCal) in [https://github.com/lancedb/lance/pull/2353](https://togithub.com/lancedb/lance/pull/2353) - feat: add fragment take / fixed-size-binary support to v2 format by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2354](https://togithub.com/lancedb/lance/pull/2354) ##### Bug Fixes 🐛 - fix: recognize a simple expression like 'is_foo' as a scalar index query by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2356](https://togithub.com/lancedb/lance/pull/2356) - fix: rework list encoder to handle list-struct by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2344](https://togithub.com/lancedb/lance/pull/2344) - fix: minor bug fixes for v2 by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2361](https://togithub.com/lancedb/lance/pull/2361) ##### Documentation 📚 - docs: clearify comments in table.proto -> message DataFragment -> physical_rows by [@​broccoliSpicy](https://togithub.com/broccoliSpicy) in [https://github.com/lancedb/lance/pull/2346](https://togithub.com/lancedb/lance/pull/2346) ##### Performance Improvements 🚀 - perf: use the file metadata cache in scalar indices by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2330](https://togithub.com/lancedb/lance/pull/2330) ##### Other Changes - chore: remove `m_max` and `use_heuristic` params from HNSW builder by [@​BubbleCal](https://togithub.com/BubbleCal) in [https://github.com/lancedb/lance/pull/2336](https://togithub.com/lancedb/lance/pull/2336) - fix(java): fix JNI jar loader issue by [@​LuQQiu](https://togithub.com/LuQQiu) in [https://github.com/lancedb/lance/pull/2340](https://togithub.com/lancedb/lance/pull/2340) - ci: fix labeler permissions by [@​wjones127](https://togithub.com/wjones127) in [https://github.com/lancedb/lance/pull/2348](https://togithub.com/lancedb/lance/pull/2348) - fix: rework decoding to fix bugs in nested struct decoding by [@​westonpace](https://togithub.com/westonpace) in [https://github.com/lancedb/lance/pull/2337](https://togithub.com/lancedb/lance/pull/2337) #### New Contributors - [@​broccoliSpicy](https://togithub.com/broccoliSpicy) made their first contribution in [https://github.com/lancedb/lance/pull/2346](https://togithub.com/lancedb/lance/pull/2346) - [@​raunaks13](https://togithub.com/raunaks13) made their first contribution in [https://github.com/lancedb/lance/pull/2349](https://togithub.com/lancedb/lance/pull/2349) **Full Changelog**: lancedb/lance@v0.10.18...v0.11.0 </details> --- ### Configuration 📅 **Schedule**: Branch creation - 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reduce number of IOs to improve shuffle performance.