【Oracle】复制表结构和表数据

1、既复制表结构也复制表数据：CREATE TABLE tab_new AS SELECT * FROM tab_old;

2、只复制表结构：CREATE TABLE tab_new AS SELECT * FROM tab_old WHERE 1=2;

3、只复制表数据：insert into tab_new select * from tab_old;

或者SELECT vale1, value2 into tab_new from tab_old