1. 复制表结构及其数据：

create table table_name_new as select * from table_name_old

1. 只复制表结构：

create table table_name_new as select * from table_name_old where 1=2;

或者：

1. 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