[Enhancement] Support filtered vector search with pre/post-filter strategies#74715

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sevev wants to merge 17 commits into

StarRocks:mainfrom

sevev:feat/vector-filter-strategy-v3

Commits on Jun 10, 2026

[Feature] Pre/post-filter a residual scalar predicate against vector ANN
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[Feature] Use the vector index for residual scalar predicates
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[Doc] Add vector filter strategy (v3) design
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[Feature] Add ANN filter-strategy resolver and completeness gate
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[BugFix] Evaluate the whole predicate tree for the vector PRE-filter
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[Feature] Honor the resolved ANN filter strategy (PRE / POST / BRUTE)
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[Feature] Add ann_filter_strategy session variable for ANN scalar-filter
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[Doc] Add vector-filter-strategy test coverage + implementation status
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[UT] Add e2e SQL cases for the vector filter strategy
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[BugFix] Carry runtime-appended vector distance column through ProjectionIterator
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[BugFix] Fix vector ANN residual-filter correctness (crash, under-return, POST)
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[Refactor] Detect filter-above-ANN-scan on the BE execution tree
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[UT] Record R for test_vector_filter_strategy; drop internal design docs
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