如何使用SqlServer查询数据库表所有或指定记录

Question

如题所述

Answer 1

可用存储过程，如查找库中所有表所有字段，包含“张三”的数据
declare @cloumns varchar(40)declare @tablename varchar(40)declare @str varchar(40)declare @counts intdeclare @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.idand b.type = 'U' and a.xtype=c.xtypeand c.name like '%char%'set @str='张三'Open MyCursorFetch next From MyCursor Into @cloumns,@tablenameWhile(@@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 endFetch next From MyCursor Into @cloumns,@tablenameEndClose MyCursorDeallocate MyCursor