Add prefix and substring string predicates with index acceleration#358

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ragnorc wants to merge 11 commits into

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investigate-ngram-prefix-search

Commits on Jul 14, 2026

Add starts_with and String contains filter predicates to the query language
ragnorc
committed
Pin Lance prefix/substring pushdown and index-naming surfaces
ragnorc
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Build a companion BTREE alongside FTS on free-text @index Strings
ragnorc
committed

Commits on Jul 16, 2026

Pin cross-variable hoist, negation-local contains, and index-name collisions
ragnorc
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Fix cross-variable hoist, negation-local contains, and companion naming
ragnorc
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Pin operand-order execution for the string predicates
ragnorc
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Pin the second-generation shallow-clone index-read bug
ragnorc
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Defer the free-text companion BTREE on the clone-of-clone index bug
ragnorc
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Pin sub-trigram NGRAM row loss and bare-variable-left parse precedence
ragnorc
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Merge branch 'main' into investigate-ngram-prefix-search
ragnorc
authored

Commits on Jul 18, 2026

Link the deferred-companion guards and docs to upstream Lance issues
ragnorc
committed