字符串找字段和表

----DROP TABLE #t
--SELECT ROW_NUMBER   ( )    OVER( PARTITION BY tid ORDER BY tablename  ) cid,* 

--into #t 
--FROM

--(
--SELECT TOP 100 PERCENT DENSE_RANK   ( )    OVER( ORDER BY a.name  ) tid,
--       a.name AS tablename,
--       d.name AS columnname,
--       d.cname AS type
       
--FROM   sysobjects a
--       JOIN (SELECT c.name AS cname,b.*  FROM  syscolumns b JOIN systypes c ON b.xtype=c.xusertype) d
--            ON  a.id = d.id
--WHERE  a.xtype = 'U'
--ORDER BY
--       a.name

--) result

--WHERE TYPE IN ('char','varchar','nchar','nvarchar')
 

SET NOCOUNT ON  
--SELECT *  FROM #t
DECLARE @t TABLE (res VARCHAR(max))

DECLARE @tid INT
SELECT @tid = MAX(tid)
FROM   #t

DECLARE @tidN INT
SET @tidN = 1

WHILE (@tidN < = @tid)
BEGIN
    DECLARE @cid    INT
    DECLARE @tname  VARCHAR(60)
    DECLARE @cname  VARCHAR(60)
    SELECT @cid = MAX(cid)
    FROM   #t
    WHERE  tid = @tid  
    
    DECLARE @cidN INT
    SET @cidN = 1
    
    SELECT @tname = tablename 
    FROM   #t
    WHERE  tid = @tidn
    
    WHILE (@cidN <= @cid)
    BEGIN
    	
    	 SELECT    
           @cname = columnname  
    FROM   #t
    WHERE  tid = @tidn
           AND cid = @cidn
    	
        PRINT CAST(@tidn AS VARCHAR) + '    ' + CAST(@cidN AS VARCHAR) +   '    ' +@tname +  + '    ' + @cname
        
        INSERT @t
        exec  ('select  '+''''+@tname+'_' +@cname+''''+' from  '+@tname+' where  '+@cname+'=''FF''')
        
        SET @cidn = @cidn + 1
    END 
    
    SET @tidN = @tidN + 1
END 


SELECT *   FROM  @t t 
原文地址:https://www.cnblogs.com/qanholas/p/2080614.html