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SQL code:

--´´½¨Ó°ÌüÐÅÏ¢±í(cinemaInfo)
create table cinemaInfo
(
cid number primary key,--񅧏
cname varchar2(10) not null, --Ó°ÌüÃû³Æ
remark varchar2(50)
);
--µçÓ°ÐÅÏ¢±í(filmInfo)
create table filmInfo
(
fid number primary key,--񅧏
fname varchar2(20) not null,--µçÓ°Ãû³Æ
director varchar2(20) not null,--µ¼ÑÝ
starring varchar2(20) not null,--Ö÷ÑÝ
style varchar2(20) not null,--ÀàÐÍ
flanguage varchar2(20) not null,--ÓïÑÔ
fdate date not null,--ÉÏÓ³ÈÕÆÚ(µçÓ°Ê×Ó³ÈÕÆÚ)
length number not null,--Ƭ³¤(µçÓ°Ëù²¥·ÅµÄ³¤¶È) µ¥Î»:·ÖÖÓ
price number(4,1) not null,--¼Û¸ñ
image varchar2(50) not null,--ͼƬ
drama varchar2(100),--¾çÇé
critic varchar2(50) --Ò»¾ä»°Ó°ÆÀ
);

--ӰƬÉÏӳʱ¼ä±í(release)
create table release
(
rid number primary key,--ÉÏӳʱ¼ä±í±àºÅ
fid number references filmInfo(fid),--µçÓ°±àºÅ(Íâ¼ü)
cid number references cinemaInfo(cid),--ËùÒª²¥·ÅµÄÓ°Ìü±àºÅ(Íâ¼ü)
rdate date not null,--ÉÏÓ³ÈÕÆÚ
rtime date not null --ÉÏӳʱ¼ä
);

--´´½¨ÐòÁÐ
create sequence cinemaInfo_seq;
create sequence filmInfo_seq;
create sequence release_seq;

insert into cinemainfo values(cinemaInfo_seq.Nextval,'Ò»ºÅÓ°Ìü','Ò»ºÅÓ°Ìü');
insert into cinemainfo values(cinemaInfo_seq.Nextval,'¶þºÅÓ°Ìü','¶þºÅÓ°Ìü');
insert into cinemainfo values(cinemaInfo_seq.Nextval,'ÈýºÅÓ°Ìü','ÈýºÅÓ°Ìü');

insert into filmInfo values(filmIn


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