我将开发电子商务网站,但需要您的帮助。
当我运行查询“ SELECT * FROM products_variations_option
WHERE variations_id
IN(31,41)ORDER BY product_variations_id
ASC”时,我将门控此输出,但我需要第一行和第二行,意味着我只想要product_variations_id = 75,因为31和41的值都只能在product_variations_id = 75
答案 0 :(得分:1)
以下查询可能会为您提供所需的输出
SELECT variations_id, product_variations_id
FROM (SELECT *
FROM products_variations_option
WHERE variations_id IN (31,41)
ORDER BY product_variations_id ASC
) as t
GROUP BY variations_id