2013-06-02 46 views
0

好的。所以这就是我想要做的。MySQL - 多表选择

products_description:
products_name | products_id

products_to_categories:
products_id | categories_id

categories_description:
categories_id | categories_name

基本上我想得到products_name其中categories_name等于'翻新'(产生多行)。任何帮助将不胜感激。

回答

0
SELECT p.product_names 

    FROM products_description p, products_to_categories pc, categories_description c 

    WHERE p.products_id = pc.products_id 

    AND pc.categories_id = c.categories_id 

    AND c.categories_name = "Refurbished" 
+0

突然我明白别名是如何工作的。你是凡人中的神。谢谢。 =) – Schtev