MySQL第十次作业-视图

创建视图“view_info”,查询所有员工姓名、员工联系电话、车间地址、车间主任姓名、主任联系方式
create view view_info as select z.names,z.phones,c.address,c.name,c.phone from lingjinzheng_workshop c left join lingjinzheng_worker z on c.no=z.shop_no;

查看“view_info”视图字段信息
select * from view_info;
 

创建视图“view_ chisel”,查询“Chisel”所在车间的所有员工姓名、员工联系电话、车间地址
create view view_chisel as select z.names,z.phones,c.address from lingjinzheng_workshop c left join lingjinzheng_worker z on c.no=z.shop_no where names like"Chisel";

查看库中所有表
show tables; 

创建视图“view_ standard”,查询生产出质量达标产品的产品编号、员工姓名、员工联系电话‘
create view view_standard as select cp.nos2,z.names,z.phones from lingjinzheng_worker z left join lingjinzheng_product cp on z.nos=cp.work_no ;

查看“view_ standard”视图创建语句
show create view view_standard\G;
 

创建视图“view_ product”,查询所有产品的产品编号、是否合格、员工号、员工姓名、员工联系方式、车间编号、车间地址
create view view_product as select cp.nos2,cp.IS_QUALIFIED,z.nos,z.names,z.phones,c.no,c.address from(lingjinzheng_workshop c left join lingjinzheng_worker z on c.no=z.shop_no)left join lingjinzheng_product cp on z.nos=cp.work_no;

 

查看库中所有表
show tables;
 

删除“view_ chisel”视图
drop view view_chisel; 

创建视图“view_ leave”,查询存在离职员工的车间编号、车间主任、主任联系方式
create view view_leave as select cp.NOs2,c.name,c.phone from(lingjinzheng_workshop c left join lingjinzheng_worker z on c.no=z.shop_no)left join lingjinzheng_product cp on z.nos=cp.work_no where z.IS_ONWORK like"0";

查看库中所有表
show tables;