v8.0.0-beta.8

What's Changed

New Features 🎉

• feat(index): support raw-query ivf rq search by @BubbleCal in #7078
• feat: support merging zonemap index segments by @Xuanwo in #7128
• feat(lance-select): expose selected rows accessor on NullableRowAddrSet by @LuQQiu in #7164
• feat(python): expose segment FTS build through create_index_uncommitted by @ddupg in #7170

Bug Fixes 🐛

• fix(encoding): improve dict sampling for sorted strings by @Xuanwo in #7159
• fix(index): support HNSW segment merge by @Xuanwo in #7178
• fix: search all unindexed fragments in FTS flat match by @wkalt in #7188

Performance Improvements 🚀

• perf(index): cache parsed btree lookup state by @LuQQiu in #7161

Other Changes

• refactor: replace deepsize crate with custom DeepSizeOf trait for Arrow-aware memory accounting by @wjones127 in #6229
• refactor(io/exec): address #6799 review (drop helper, inline RAII timer) by @brendanclement in #6907

Full Changelog: v8.0.0-beta.7...v8.0.0-beta.8