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php - SQL - 组合查询

转载 作者:行者123 更新时间:2023-11-29 05:02:53 24 4
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我有两个查询完全按照我的意愿执行,但是,我想尝试将它们结合起来。

查询 1:

SELECT DISTINCT categories.id FROM categories 
INNER JOIN product_categories
ON product_categories.category_id=categories.id
INNER JOIN products
ON product_categories.product_id=products.id
WHERE
categories.is_sub_cat='1' AND
categories.is_paused!='1' AND
products.nexus='1'

查询 2:

SELECT DISTINCT categories.top_cat FROM categories 
INNER JOIN product_categories
ON product_categories.category_id=categories.id
INNER JOIN products
ON product_categories.product_id=products.id
WHERE
categories.top_cat!='0' AND
categories.is_paused!='1' AND
products.nexus='1'

是否可以将这些组合成 1 个查询,或者我应该在执行两个查询后在 PHP 中组合结果数组?

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