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https://test.samplewebsitelink.com/ordba/wp-content/uploads/2023/11/postgresql.png332152These locks are acquired when rows are being updated (or deleted or marked for update). Row-level locks do not affect data querying. They block writers to the same row only. PostgreSQL does not remember any information about modified rows in memory and so has no limit to the number of rows locked at one time. … Read More »