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What is Oracle Database Background Processes Explained about?
The document outlines the functions of various Oracle background processes, including PMON for process recovery, SMON for instance recovery, DBWn for writing dirty blocks to data files, and LGWR for writing redo log entries. It details how checkpoints ensure data consistency and expedite recovery by writing modified data to disk. Additionally, it describes the processing phases of a DML statement, including parsing and execution, along with the management of data and rollback blocks.
- Author
- krishna
- Language
- EN