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dbms_redefinition

Online Redefinition Partition Existing Table, ora-600 [kkzuord_copycolcomcb.2.exec] and ORA-23539

2021-09-022015-06-21 by weejar zhang

从9i起可以重定义表结构可以在线,对于在线重定义的好处很多站点都有这里不再叙述,原理也是利用了mview及mview log 的低层操作, 满足对于7*24 小时业务的在线调整, 但是需要增加原大小一倍的空间存放临时数据

Categories ORACLE 9i-23ai Tags dbms_redefinition, partition, 在线重定义

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