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migration(transcription): add unique constraint on (block_id, person_id) sidecar
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Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit was merged in pull request #366.
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Marcel
2026-04-28 23:42:05 +02:00
parent 3a6f90441e
commit 091f6c7592
1 changed files with 5 additions and 0 deletions
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backend/src/main/resources/db/migration/V57__add_tbmp_unique_constraint.sql Normal file
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-- Prevent duplicate sidecar rows for the same (block, person) pair.
-- @ElementCollection uses DELETE+INSERT per update so normal JPA writes can't
-- create duplicates, but a raw-SQL import or concurrent bypass of JPA could.
ALTER TABLE transcription_block_mentioned_persons
ADD CONSTRAINT uq_tbmp_block_person UNIQUE (block_id, person_id);