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;
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
如何在Oracle中查询排序后的第一条记录
- select * from ( select tb.*, rownum from table_name tb where column_name like '20080311%' order by id) where rownum=1
转载于:https://blog.51cto.com/huqianhao/956870