MySQL第十次作业-视图

1. 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 zhongzheng_workshop c left join zhongzheng_worker z on c.no=z.shop_no;
   

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

3. 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 zhongzheng_workshop c left join zhongzheng_worker z on c.no=z.shop_no where names like"Chisel";
   

4. 查看库中所有表
   show tables;
   

5. 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 zhongzheng_worker z left join zhongzheng_product cp on z.nos=cp.work_no ;
   

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

7. 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(zhongzheng_workshop c left join zhongzheng_worker z on c.no=z.shop_no)left join zhongzheng_product cp on z.nos=cp.work_no;
   

8. 查看库中所有表
   show tables;
   

9. 删除“view_ chisel”视图
   drop view view_chisel;
   

10. 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(zhongzheng_workshop c left join zhongzheng_worker z on c.no=z.shop_no)left join zhongzheng_product cp on z.nos=cp.work_no where z.IS_ONWORK like"0";
    

11. 查看库中所有表
    show tables;