oracle 复制表结构 复制表数据 sql 语句

1. 复制表结构及其数据: create table table_name_new as select * from table_name_old

 2. 只复制表结构: create table table_name_new as select * from table_name_old where 1=2;

     或者: create table table_name_new like table_name_old

3. 只复制表数据:如果两个表结构一样:insert into table_name_new select * from table_name_old

    如果两个表结构不一样:insert into table_name_new(column1,column2...) select column1,column2... from table_name_old

posted @ 2018-08-14 10:17  流失的痕迹  阅读(2209)  评论(0编辑  收藏  举报