oracle复制表结构和复制表数据语句分享

create table table_name_new as select * from table_name_old

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

create table table_name_new like table_name_old

insert into table_name_new select * from table_name_old

insert into table_name_new(column1,column2...) select column1,column2... from table_name_old