feat(v2): Phase 3 — LanceDB index#228

Merged

JonnyTran merged 19 commits into

Jul 7, 2026

Commits on Jul 7, 2026

feat(v2): add lancedb dependency and EXTRALIT_LANCEDB_URI setting
JonnyTran
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feat(v2): pure Arrow/Lance mapping helpers for schema columns and records
JonnyTran
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feat(v2): v2-shaped IndexEngine ABC and search result/filter models
JonnyTran
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feat(v2): LanceIndexEngine — per-schema table, FTS + scalar filter, merge-insert upsert
JonnyTran
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fix(v2): guard system-field collisions in arrow_schema_for; drop tautology assertion
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fix(v2): harden _where_clause — column-id validation, NULL IS NULL, in-scalar guard; strengthen evolution test
JonnyTran
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fix(v2): use lancedb list_tables() (drop deprecated table_names call); remove dead identifier-char set
JonnyTran
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feat(v2): get_index_engine DI provider (mirrors get_search_engine)
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feat(v2): best-effort index sync orchestration + rebuild
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fix(v2): paginate _list_tables to exhaustion (follow page_token loop)
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fix(v2): stable column-union order and unique rebuild pagination
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test(v2): cover _list_tables pagination and table_columns dtype first-wins
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feat(v2): ensure/evolve Lance table on schema publish (best-effort)
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feat(v2): sync Lance index on record bulk-upsert and delete (best-effort)
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feat(v2): POST /schemas/{id}/records:search — Lance FTS + filter, PG hydration
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feat(v2): POST /schemas/{id}:rebuild-index recovery endpoint
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feat(v2): index reindex CLI (extralit_server index reindex|list)
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fix(v2): validate in-filter scalar→422; defer optimize to end of rebuild; add response_model
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docs(v2): spec §16 — Phase 3 LanceDB index implementation resolutions
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