如何通过一个值查找到值所在的SQL数据库表
declare @cloumns varchar(40) declare @tablename varchar(40) declare @str varchar(40) declare @counts int declare @sql nvarchar(2000) declare MyCursor Cursor For Select a.name as Columns, b.name as TableName from syscolumns a,sysobjects b,systypes c where a.id = b.id and b.type = 'U' and a.xtype=c.xtype and c.name like '%char%' set @str='张三' Open MyCursor Fetch next From MyCursor Into @cloumns,@tablename While(@@Fetch_Status = 0) Begin set @sql='select @tmp_counts=count(*) from ' +@tablename+ ' where ' +@cloumns+' = ''' +@str+ '''' execute sp_executesql @sql,N'@tmp_counts int out',@counts out if @counts>0 begin print '表名为:'+@tablename+',字段名为'+@cloumns end Fetch next From MyCursor Into @cloumns,@tablename End Close MyCursor Deallocate MyCursor
名称栏目:如何通过一个值查找到值所在的SQL数据库表
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