From ca83bd51fdc7c9ec848502f5936fb4ef077537cc Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E7=8E=8B=E9=9B=AA=E5=BD=B1=E7=9A=84=E4=BD=9C=E4=B8=9A?= <2156239329@qq.com> Date: Tue, 12 Sep 2023 11:54:56 +0800 Subject: [PATCH] =?UTF-8?q?=E7=8E=8B=E9=9B=AA=E5=BD=B1=E7=9A=84=E4=BD=9C?= =?UTF-8?q?=E4=B8=9A?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...65\345\275\261\347\254\224\350\256\260.md" | 168 ++++++++++++++++++ 1 file changed, 168 insertions(+) create mode 100644 "39 \347\216\213\351\233\252\345\275\261/20230911 \347\224\265\345\275\261\347\254\224\350\256\260.md" diff --git "a/39 \347\216\213\351\233\252\345\275\261/20230911 \347\224\265\345\275\261\347\254\224\350\256\260.md" "b/39 \347\216\213\351\233\252\345\275\261/20230911 \347\224\265\345\275\261\347\254\224\350\256\260.md" new file mode 100644 index 0000000..05572d0 --- /dev/null +++ "b/39 \347\216\213\351\233\252\345\275\261/20230911 \347\224\265\345\275\261\347\254\224\350\256\260.md" @@ -0,0 +1,168 @@ +# 笔记 + +分析电影需求并用模型表现出来 + +# 作业 + +```mysql +/*==============================================================*/ +/* DBMS name: MySQL 5.0 */ +/* Created on: 2023/9/12 10:02:58 */ +/*==============================================================*/ +create database moviemanage charset utf8; +use moviemanage; + +drop table if exists comment; + +drop table if exists movie; + +drop table if exists photo; + +drop table if exists score; + +drop table if exists type; + +drop table if exists user; + +drop table if exists video; + +/*==============================================================*/ +/* Table: comment */ +/*==============================================================*/ +create table comment +( + comment_id int not null auto_increment, + u_id int, + movie_id int, + content varchar(200) not null, + primary key (comment_id) +); + +/*==============================================================*/ +/* Table: movie */ +/*==============================================================*/ +create table movie +( + movie_id int not null auto_increment, + movie_name varchar(20) not null, + type_id int, + doctor varchar(10) not null, + writer varchar(10) not null, + actor varchar(50) not null, + `release` date not null, + time varchar(20) not null, + intron varchar(100) not null, + award varchar(50), + country varchar(20), + primary key (movie_id) +); + +/*==============================================================*/ +/* Table: photo */ +/*==============================================================*/ +create table photo +( + p_id int not null auto_increment, + movie_id int, + p_name varchar(100) not null, + primary key (p_id) +); + +/*==============================================================*/ +/* Table: score */ +/*==============================================================*/ +create table score +( + score_id int not null auto_increment, + movie_id int, + grade float not null, + primary key (score_id) +); + +/*==============================================================*/ +/* Table: type */ +/*==============================================================*/ +create table type +( + type_id int not null auto_increment, + type_name varchar(20) not null, + primary key (type_id) +); + +/*==============================================================*/ +/* Table: user */ +/*==============================================================*/ +create table user +( + u_id int not null auto_increment, + u_name varchar(20) not null, + primary key (u_id) +); + +/*==============================================================*/ +/* Table: video */ +/*==============================================================*/ +create table video +( + video_id int not null auto_increment, + movie_id int, + content varchar(200) not null, + primary key (video_id) +); + +insert into type values +(null,'爱情'), +(null,'喜剧'), +(null,'科幻'); + +insert into movie values +(null,'过往人生',1,'席琳·宋',' 席琳·宋','格蕾塔·李,刘台午,约翰·马加罗','2023-01-21','106分钟','两主人公年幼时分别长大后重逢的爱情故事','第73届柏林国际电影节金熊奖','美国，韩国'), +(null,'喜剧之王',2,' 周星驰，李力持','曾瑾昌，周星驰','周星驰，张柏芝，莫文蔚，吴孟达',' 1999-02-13','89分钟','跑龙套演员职场受挫但是获得了爱情','第19届香港电影金像奖','中国香港'), +(null,'红星任务',3,'布莱恩·德·帕尔玛','格雷厄姆·约斯特','加里·西尼斯，蒂姆·罗宾斯，唐·钱德尔','2000-03-06','114分钟','艰难的登陆火星计划，发现亿外年前外星人留在火星上的遗迹和信息，这一切都与人类有着千丝万缕的关系',null,'美国'); + +insert into score values +(null,1,7.7), +(null,2,8.8), +(null,3,7.6); + +insert into user values +(null,'苹果橘子梨'), +(null,'香蕉黄桃枣'), +(null,'冬瓜南瓜西瓜'); + +insert into comment VALUES +(null,1,1,'感天动地的爱妻故事真好看'), +(null,2,2,'非常搞笑'), +(null,3,3,'悬疑又科幻真不错'); + +insert into photo values +(null,1,'主演照片和电影精彩照片'), +(null,2,'主演照片和电影精彩照片'), +(null,3,'主演照片和电影精彩照片'); + +insert into video values +(null,1,'电影预告和电影精彩片段'), +(null,2,'电影预告和电影精彩片段'), +(null,3,'电影预告和电影精彩片段'); + +alter table comment add constraint FK_Relationship_1 foreign key (u_id) + references user (u_id) on delete restrict on update restrict; + +alter table comment add constraint FK_Relationship_7 foreign key (movie_id) + references movie (movie_id) on delete restrict on update restrict; + +alter table movie add constraint FK_Relationship_8 foreign key (type_id) + references type (type_id) on delete restrict on update restrict; + +alter table photo add constraint FK_Relationship_5 foreign key (movie_id) + references movie (movie_id) on delete restrict on update restrict; + +alter table score add constraint FK_Relationship_4 foreign key (movie_id) + references movie (movie_id) on delete restrict on update restrict; + +alter table video add constraint FK_Relationship_6 foreign key (movie_id) + references movie (movie_id) on delete restrict on update restrict; + + +``` + -- Gitee