MySQL中Sequence的使用

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MySQL中Sequence的使用

怀刚66 2018-08-23 10:45:20 浏览1102
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Oracle中Sequence定义和使用

Oracle中有Sequence序列生成器用于生成表的主键值,官方定义:Sequences are database objects from which multiple users can generate unique integers. The sequence generator generates sequential numbers, which can help to generate unique primary keys automatically, and to coordinate keys across multiple rows or tables.

 sequence cache:Sequence numbers can be kept in the sequen













































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