# store parity (tai.py -> taicpp M3)

| tai.py | taicpp | notes |
|---|---|---|
| Store (sqlite+FTS5, WAL) | detz::store::Store | sqlite3, WAL+NORMAL+timeout |
| ensure_schema/migrate_profiles | Store::migrate + schema_version | v1: records/chunks/logs |
| setup_fts + triggers | Store::setup_fts | fts_docs + ai/au/ad triggers |
| add/get/update/delete record | add_record/get_record/update_record/delete_record | parity |
| search (fts_docs MATCH) | Store::search | snippet col 4 |
| add_chunks/chunk_lines | Store::add_chunks | single-chunk insert |
| spill_output/spilled_view/spill_or_truncate | same names | LIM 4000 |
| DebugLog | detz::store::DebugLog | memory lines |