Flinch
发表于 2025-3-30 09:36:02
Redo and Undo,nd archived) redo log files in order to “replay” your transaction in the event of a failure. . is the information Oracle records in the undo segments in order to reverse, or roll back, your transaction.
evince
发表于 2025-3-30 12:27:29
Indexes,es, and deletes) will suffer. Too few indexes and the performance of DML (including select, inserts, updates, and deletes) will suffer. Finding the right mix is critical to your application’s performance.
Offset
发表于 2025-3-30 18:59:39
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使成核
发表于 2025-3-30 22:00:42
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Demulcent
发表于 2025-3-31 01:26:25
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