집 >데이터 베이스 >MySQL 튜토리얼 >MYSQL必知必会读书笔记第六章之过滤数据_MySQL
代码如下:
SELECT vend_id FROM products where vend_id 1003
等同于
代码如下:
SELECT vend_id FROM products where vend_id !=1003
代码如下:
SELECT prod_name,prod_price FROM products WHERE prod_price BETWEEN 5 AND 10;
代码如下:
select * from products
where prod_price is Null;
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