Oracle寤鸿〃鑴氭湰璁板綍

Posted 2020-08-15

鏍囩锛?/p>

--鍒犻櫎
drop table dianfei;
--鍒涘缓琛?/span>
create table dianfei
锛?uon varchar2(10) not null,
mmonth  varchar2(6) not null,
ddf number(6,2) not null,
djftime date not null,
djfzt varchar2(3) not null,
dsyjf date not null
锛?
--娉ㄩ噴
comment on table dianfei is 鈥?/span>鐢佃〃鈥?/span>;
comment on column dianfei.uon is 鈥?/span>鐢ㄦ埛缂栧彿(浠庨敭)鈥?/span>;
comment on column dianfei.mmonth is 鈥?/span>缂磋垂鏈堜唤锛堜粠閿級鈥?/span>;
comment on column dianfei.ddf is 鈥?/span>鐢佃垂閲戦鈥?/span>;
comment on column dianfei.djftime is 鈥?/span>缂磋垂鏃ユ湡鈥?/span>;
comment on column dianfei.djfzt is 鈥?/span>缂磋垂鐘舵€?/span>鈥?/span>;
comment on column dianfei.dsyjf is 鈥?/span>涓婃湀缂磋垂鏃ユ湡鈥?/span>;
--鍒涘缓涓婚敭锛屼粠閿?/span>
alter table dianfei add constraint pk_dianfei foreign key (uon)
references uuser (uon);
alter table dianfei add constraint pk_dianfeia foreign key (mmonth)
references money (mmonth);