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SELECT * from dbo.uf_Split('aa@aa.com,bb@bb.com,cc@cc.com,dd@dd.com',',');
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subid autoid
aa@aa.com 1
bb@bb.com 2
cc@cc.com 3
dd@dd.com 4
ÏÂÃæÊÇ[uf_Split]·½·¨µÄ¾ßÌåʵÏÖ£º
CREATE FUNCTION [dbo].[uf_Split](@str VARCHAR(max),@splitchar CHAR(1))
RETURNS @t TABLE(subid VARCHAR(1000),autoid INT) AS
/*
subject:splitº¯Êý(ĿǰֻÄܶԵ¥¸ö×Ö·û½øÐзָ²»ÄÜÒÔ´Ê×鷽ʽ·Ö¸î)
author:kq zhou
create date:2009-4-1
*/
BEGIN
DECLARE @substr VARCHAR(max)
SET @substr=@str
DECLARE @i INT,@j INT
SET @j=LEN(REPLACE(@str,@splitchar,REPLICATE(@splitchar,2)))-LEN(@str)--»ñÈ¡·Ö¸î·û¸öÊý
IF @j=0
BEGIN
INSERT INTO @t VALUES (@substr,1) --ûÓзָî·ûÔò²åÈëÕû¸ö×Ö´®
END
ELSE
BEGIN
SET @i=0
DECLARE @m int
WHILE @i<=@j
BEGIN
IF(@i<@j)
BEGIN
SET @m=CHARINDEX(@splitchar,@substr)-1 --»ñÈ¡·Ö¸î·ûµÄǰһλÖÃ
INSERT INTO @t VALUES(LEFT(@substr,@m),@i+1)
SET @substr=RIGHT(@substr,LEN(@substr)-(@m+1)) --È¥³ýÒÑ»ñÈ¡µÄ·Ö¸î´®£¬µÃµ½»¹ÐèÒª¼ÌÐø·Ö¸îµÄ×Ö·û´®
END
ELSE
BEGIN
INSERT INTO @t VALUES(@substr,@i+1)--¶Ô×îºóÒ»¸ö±»·Ö¸î
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