v9.0.0-beta.11

What's Changed

Breaking Changes 🛠

• feat(fts)!: make v2 the default index format by @BubbleCal in #7512

New Features 🎉

• feat(namespace-dir): implement update_table and delete_from_table by @XuQianJin-Stars in #6923
• feat(namespace-dir): implement alter_transaction for DirectoryNamespace by @XuQianJin-Stars in #6974
• feat(mem_wal): support prefiltered LSM vector and FTS search by @touch-of-grey in #7138

Bug Fixes 🐛

• fix(core): allow all-null Map columns in schema evolution by @Ali2Arslan in #7462
• fix(index): preserve schema metadata when re-serializing loaded HNSW by @yanghua in #7476
• fix(rowids): tolerate sparse overlapping chunks in the stable row id index by @wkalt in #7480
• fix(arrow): preserve inner nulls in convert_to_floating_point by @LuciferYang in #7498
• fix: avoid stack overflow on deep logical filters by @Xuanwo in #7510
• fix(compaction): exclude system indices from compaction binning by @xuanyu-z in #7516
• fix(index): work around rustc nightly ICE in NGramIndexBuilder::stream_spill_reader by @westonpace in #7534
• fix: recover from stale cached manifest size on read by @wkalt in #7542
• fix(lance-encoding): rebase nested-list offsets correctly across pages by @yesunbmh in #7546
• fix(lance-io): include goosefs feature in DEFAULT_CLOUD_BLOCK_SIZE cfg gate by @XuQianJin-Stars in #7570

Documentation 📚

• docs: improve phrasing and update format spec image by @prrao87 in #7505
• docs: add FTS v2 migration note by @BubbleCal in #7522
• docs: document read_blobs for blob payload reads by @Xuanwo in #7530
• docs: add blob v2 overview images by @Xuanwo in #7581
• docs(python): document beta release install index by @Xuanwo in #7582

Performance Improvements 🚀

• perf: merge half-open range queries on the same BTree index by @xloya in #7477
• perf(arrow): avoid per-element allocation in BFloat16Array::from by @LuciferYang in #7500
• perf(index): skip FM-Index rebuild when merging a single fully-live segment by @jackye1995 in #7569

Other Changes

• refactor(index): introduce RowIdRemapper trait to decouple ScalarIndexPlugin from FragReuseIndex by @westonpace in #7394
• refactor(index): extract BasicTrainer trait from ScalarIndexPlugin by @westonpace in #7395

Full Changelog: v9.0.0-beta.10...v9.0.0-beta.11