09 2020 档案

摘要:SELECT CASE WHEN EXISTS( SELECT 1 FROM call_records WHERE account = @accountnumber ) THEN 'We Have Records of this Customer' ELSE 'We Do Not Have Reco 阅读全文
posted @ 2020-09-16 17:24 蛟十五 阅读(401) 评论(0) 推荐(0) 编辑
摘要:新建查询,执行如下命令 RESTORE database dbname with recovery 阅读全文
posted @ 2020-09-08 09:07 蛟十五 阅读(228) 评论(0) 推荐(0) 编辑

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