GROUP BY 和 ORDER BY 子句联合使用组合查询
转http://lzfhope.blog.163.com/blog/static/636399220092554045196/SELECT g.product_id,g.promotion_price FROM sdb_starbuy_special_goods g LEFT JOIN sdb_b2c_products p on g.product_id = p.pr
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2017-11-23 10:53:39 ·
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