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perf(search): add index on transcription_blocks.document_id for lateral join

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Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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Marcel
2026-04-15 19:12:46 +02:00
committed by marcel
parent 2c64a6d8a4
commit bcb2898e5f
1 changed files with 4 additions and 0 deletions
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backend/src/main/resources/db/migration/V36__add_index_transcription_blocks_document_id.sql Normal file
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-- Index on transcription_blocks.document_id to speed up the LATERAL join
-- used in DocumentService.findEnrichmentData (FTS match enrichment).
CREATE INDEX IF NOT EXISTS idx_transcription_blocks_document_id
ON transcription_blocks (document_id);