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select * from workflowbase b where not exists( select 'X' from dbo.[[zping.com]]] a where a.workflowid=b.id ) 不要用IN, IN太垃圾了。 这是子查询 阅读全文
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Code Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--> 1using System; 2using System.Data; 3using System.Configuration; 4using System.Web; 5usin... 阅读全文