Oracle 备份表数据

--备份表数据
select * from t_owners;
--创建备份表
create table t_owners_copy (
   id number,
   name varchar2(100),
   addressid number,
   housenumber varchar2(100),
   watermeter varchar2(100),
   adddate date,
   ownertypeid number
)
drop table t_owners_copy
select * from t_owners_copy
--备份一部分数据
insert into t_owners_copy(id,name) select id,name from t_owners
--备份全部数据
insert into t_owners_copy select * from t_owners