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摘要: 1 SELECT * from (SELECT * FROM dbo.xcqy2017_Article WHERE Kind=53) AS t1 2 LEFT JOIN (SELECT * FROM dbo.xcqy2017_News_Classification) AS t2 ON t2.Ncid 阅读全文
posted @ 2017-09-07 17:09 爱不绝迹 阅读(1305) 评论(0) 推荐(0) 编辑