1. View of single table
Create view v1 as select * from t_book2;
select * from v1;


create view v2 as select bookName, price from t_book2;
select * from v2;

create view v3 (b, p) as select bookName, price from t_book2;

2. View of multi table
Create view v4 as select tb.bookName, tbt.bookTypeName from t_book2 tb, t_bookType tbt where tb.bookTypeId=tbt.id;

3. Desc
desc v4;

4. Show table status
show table status like 'v4';

PS: virtual table
show table status like 't_book2';

PS: real table
5. Show create view
show create view v4;

视图创建与管理
本文介绍了如何使用SQL语句创建单表视图和多表视图,并展示了如何查看视图的定义、状态等信息。
630

被折叠的 条评论
为什么被折叠?



