发微光
发表于 2025-3-25 05:34:26
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caldron
发表于 2025-3-25 10:45:10
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Extricate
发表于 2025-3-25 12:16:03
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frenzy
发表于 2025-3-25 19:01:43
https://doi.org/10.1007/978-1-349-21525-6nd 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.
hegemony
发表于 2025-3-25 21:29:01
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ventilate
发表于 2025-3-26 02:48:39
,Revolutionary Fashion (1965–1975),store your data in—will have repercussions on your applications and data for years to come. Thus, choosing the appropriate datatype is paramount. It is also hard to change after the fact—in other words, once you implement it, you might be stuck with it for quite a while.
单挑
发表于 2025-3-26 04:22:15
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说不出
发表于 2025-3-26 11:52:21
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.
Affirm
发表于 2025-3-26 14:20:43
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.
eardrum
发表于 2025-3-26 19:49:58
Datatypes,store your data in—will have repercussions on your applications and data for years to come. Thus, choosing the appropriate datatype is paramount. It is also hard to change after the fact—in other words, once you implement it, you might be stuck with it for quite a while.