diff --git "a/08 \345\256\230\346\226\207\350\257\232/20230912 \347\224\265\345\275\261\344\275\234\344\270\232.md" "b/08 \345\256\230\346\226\207\350\257\232/20230912 \347\224\265\345\275\261\344\275\234\344\270\232.md" new file mode 100644 index 0000000000000000000000000000000000000000..7a6a27478127ae8ed401d76dafb2b1b6c3c80519 --- /dev/null +++ "b/08 \345\256\230\346\226\207\350\257\232/20230912 \347\224\265\345\275\261\344\275\234\344\270\232.md" @@ -0,0 +1,216 @@ +## 作业 + +![image-20230912150116180](https://s2.loli.net/2023/09/12/kNWrUqi32wMTalc.png) + +~~~ mysql +/*==============================================================*/ +/* DBMS name: MySQL 5.0 */ +/* Created on: 2023/9/12 14:57:38 */ +/*==============================================================*/ + + +drop table if exists actor; + +drop table if exists comment; + +drop table if exists critics; + +drop table if exists director; + +drop table if exists language; + +drop table if exists movie; + +drop table if exists producer; + +drop table if exists producing; + +drop table if exists score; + +drop table if exists starring; + +drop table if exists type; + +drop table if exists user; + +/*==============================================================*/ +/* Table: actor */ +/*==============================================================*/ +create table actor +( + ac_id int not null auto_increment, + ac_name char(10) not null, + ac_sex char(2) not null, + ac_age int not null, + ac_tel char(15) not null, + primary key (ac_id) +); + +/*==============================================================*/ +/* Table: comment */ +/*==============================================================*/ +create table comment +( + com_id int not null auto_increment, + com_appraise varchar(150) not null, + primary key (com_id) +); + +/*==============================================================*/ +/* Table: critics */ +/*==============================================================*/ +create table critics +( + cr_id int not null auto_increment, + mo_id int, + cr_title varchar(50) not null, + cr_appraise varchar(255) not null, + primary key (cr_id) +); + +/*==============================================================*/ +/* Table: director */ +/*==============================================================*/ +create table director +( + ac_id int not null, + mo_id int not null, + dir_name char(10) not null, + primary key (ac_id, mo_id) +); + +/*==============================================================*/ +/* Table: language */ +/*==============================================================*/ +create table language +( + lan_id char(10) not null, + mo_id int, + lan_name char(20) not null, + primary key (lan_id) +); + +/*==============================================================*/ +/* Table: movie */ +/*==============================================================*/ +create table movie +( + mo_id int not null auto_increment, + type_id char(10), + com_id int, + mo_name char(20) not null, + mo_time date not null, + mo_min char(10) not null, + primary key (mo_id) +); + +/*==============================================================*/ +/* Table: producer */ +/*==============================================================*/ +create table producer +( + ac_id int not null, + mo_id int not null, + po_name char(10) not null, + primary key (ac_id, mo_id) +); + +/*==============================================================*/ +/* Table: producing */ +/*==============================================================*/ +create table producing +( + pro_id char(10) not null, + mo_id int, + pro_name varchar(20) not null, + primary key (pro_id) +); + +/*==============================================================*/ +/* Table: score */ +/*==============================================================*/ +create table score +( + user_id int not null, + mo_id int not null, + sc_fs char(10) not null, + primary key (user_id, mo_id) +); + +/*==============================================================*/ +/* Table: starring */ +/*==============================================================*/ +create table starring +( + ac_id int not null, + mo_id int not null, + st_name char(10) not null, + primary key (ac_id, mo_id) +); + +/*==============================================================*/ +/* Table: type */ +/*==============================================================*/ +create table type +( + type_id char(10) not null, + type_name varchar(20) not null, + primary key (type_id) +); + +/*==============================================================*/ +/* Table: user */ +/*==============================================================*/ +create table user +( + user_id int not null auto_increment, + user_name char(10) not null, + user_age int, + user_sex char(2), + user_tel char(18) not null, + user_ip char(10), + primary key (user_id) +); + +alter table critics add constraint FK_Relationship_9 foreign key (mo_id) + references movie (mo_id) on delete restrict on update restrict; + +alter table director add constraint FK_director foreign key (ac_id) + references actor (ac_id) on delete restrict on update restrict; + +alter table director add constraint FK_director2 foreign key (mo_id) + references movie (mo_id) on delete restrict on update restrict; + +alter table language add constraint FK_Relationship_8 foreign key (mo_id) + references movie (mo_id) on delete restrict on update restrict; + +alter table movie add constraint FK_Relationship_1 foreign key (type_id) + references type (type_id) on delete restrict on update restrict; + +alter table movie add constraint FK_Relationship_13 foreign key (com_id) + references comment (com_id) on delete restrict on update restrict; + +alter table producer add constraint FK_producer foreign key (ac_id) + references actor (ac_id) on delete restrict on update restrict; + +alter table producer add constraint FK_producer2 foreign key (mo_id) + references movie (mo_id) on delete restrict on update restrict; + +alter table producing add constraint FK_Relationship_5 foreign key (mo_id) + references movie (mo_id) on delete restrict on update restrict; + +alter table score add constraint FK_score foreign key (user_id) + references user (user_id) on delete restrict on update restrict; + +alter table score add constraint FK_score2 foreign key (mo_id) + references movie (mo_id) on delete restrict on update restrict; + +alter table starring add constraint FK_starring foreign key (ac_id) + references actor (ac_id) on delete restrict on update restrict; + +alter table starring add constraint FK_starring2 foreign key (mo_id) + references movie (mo_id) on delete restrict on update restrict; + + +~~~ +