weijuesen
17 lines
569 B
SQL
17 lines
569 B
SQL
DROP INDEX IF EXISTS idx_inspection_records_user_idempotency;
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-- 恢复全局唯一索引前，先处理跨用户重复，保留所有记录。
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UPDATE inspection_records AS r
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SET idempotency_key = r.idempotency_key || '#' || r.id
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WHERE r.idempotency_key IS NOT NULL
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AND EXISTS (
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SELECT 1
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FROM inspection_records AS x
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WHERE x.idempotency_key = r.idempotency_key
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AND x.id <> r.id
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);
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CREATE UNIQUE INDEX IF NOT EXISTS idx_inspection_records_idempotency_key
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ON inspection_records (idempotency_key)
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WHERE idempotency_key IS NOT NULL;
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