Oracle快速备份表数据

Oracle数据库中备份表数据。

例子：

create table table_name_bak as select * from table_name

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create table table_name_bak as select * from table_name 
where table_name.date between TO_DATE('2018-09-25','yyyy-MM-dd') and TO_DATE('2018-09-26','yyyy-MM-dd') and table_name = '1'

备份完成之后。可以删除原有数据或者表

delete form table_name where table_name.date between TO_DATE('2018-09-25','yyyy-MM-dd') and TO_DATE('2018-09-26','yyyy-MM-dd') and table_name = '1'