v7.2.0-beta.4

What's Changed

New Features 🎉

• feat(index): add streaming ivf kmeans training by @BubbleCal in #6913
• feat(python): expose external blob mode and outside-base option for fragments by @plotor in #7028
• feat: expose getters for ScalarIndexExec by @LuQQiu in #7039
• feat: expose methods and getters of scalar index for possible distributed execution by @LuQQiu in #7045

Bug Fixes 🐛

• fix(java): resolve JNI classloader bug on dispatcher thread in Spark by @sezruby in #6946

Documentation 📚

• docs: add new maintainers and update affiliations by @prrao87 in #6990

Performance Improvements 🚀

• perf(index): cache wand head posting doc id by @BubbleCal in #7023

Other Changes

• refactor: move from 3-variant index search result to single generic variant by @westonpace in #6902
• refactor(index): scaffold ivfrq split code layout by @BubbleCal in #7021

Full Changelog: v7.2.0-beta.3...v7.2.0-beta.4