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;
以上所述是小编给大家分享的MYSQL必知必会读书笔记第六章之过滤数据的相关内容，希望对大家有所帮助！
