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Mechanism Following by Oracle when we taking hot backup

Hot backup means the system is Up and running and Updates are going on as usual I would here explain┬áMechanism Following by Oracle when we taking hot backup Manual Hotbackup Manual hotbackup start with below command for a tablespace alter tablespace USERS begin backup; Few things happens at that time 1)DBWn checkpoints the tablespace (writes out all dirty blocks as of a given SCN) 2)CKPT … Continue reading Mechanism Following by Oracle when we taking hot backup »