Use exclusive lock for view maintenance caused by UPDATE or DELETE #42
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When using DELETE or UPDATE, we must use exclusive lock for now because apply_old_delta(_with_count) could result in wrong results with concurrent transactions. We would like to improve it in future, but we prevent it by using the lock for now.
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When using DELETE or UPDATE, we must use exclusive lock for now because apply_old_delta(_with_count) could result in wrong results with concurrent transactions. We would like to improve it in future, but we prevent it by using the lock for now.