PostgreSQL is an open-source, object-oriented relational database system with reliability, performance, and robustness. It supports SQL (relational) and JSON (non-relational) queries.PostgreSQL’s popular features include Multi-Version Concurrency Control (MVCC), point-in-time recovery, granular access controls, tablespaces, and asynchronous replication. Data refactoring is a common requirement in data mining operations. Data stored in a table requires transformations based […]
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