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ÉùÃ÷ Transact-SQL ±äÁ¿°üº¬Óα귵»ØµÄÊý¾Ý¡£ÎªÃ¿¸ö½á¹û¼¯ÁÐÉùÃ÷Ò»¸ö±äÁ¿¡£ÉùÃ÷×ã¹»´óµÄ±äÁ¿À´±£´æÁзµ»ØµÄÖµ£¬²¢ÉùÃ÷±äÁ¿µÄÀàÐÍΪ¿É´ÓÁÐÊý¾ÝÀàÐÍÒþʽת»»µÃµ½µÄÊý¾ÝÀàÐÍ¡£
ʹÓà DECLARE CURSOR Óï¾ä½« Transact-SQL ÓαêÓë SELECT Óï¾äÏà¹ØÁª¡£ÁíÍ⣬DECLARE CURSOR Óï¾ä»¹¶¨ÒåÓαêµÄÌØÐÔ£¬ÀýÈçÓαêÃû³ÆÒÔ¼°ÓαêÊÇÖ»¶Á»¹ÊÇÖ»½ø¡£
ʹÓà OPEN Óï¾äÖ´ÐÐ SELECT Óï¾ä²¢Ìî³äÓαꡣ
ʹÓà FETCH INTO Óï¾äÌáÈ¡µ¥¸öÐУ¬²¢½«Ã¿ÁÐÖеÄÊý¾ÝÒÆÖÁÖ¸¶¨µÄ±äÁ¿ÖС£È»ºó£¬ÆäËû Transact-SQL Óï¾ä¿ÉÒÔÒýÓÃÄÇЩ±äÁ¿À´·ÃÎÊÌáÈ¡µÄÊý¾ÝÖµ¡£Transact-SQL Óα겻֧³ÖÌáÈ¡Ðп顣
ʹÓà CLOSE Óï¾ä½áÊøÓαêµÄʹÓ᣹رÕÓαê¿ÉÒÔÊÍ·ÅijЩ×ÊÔ´£¬ÀýÈçÓαê½á¹û¼¯¼°Æä¶Ôµ±Ç°ÐеÄËø¶¨£¬µ«Èç¹ûÖØз¢³öÒ»¸ö OPEN Óï¾ä£¬Ôò¸ÃÓαê½á¹¹ÈÔ¿ÉÓÃÓÚ´¦Àí¡£ÓÉÓÚÓαêÈÔÈ»´æÔÚ£¬´Ëʱ»¹²»ÄÜÖØÐÂʹÓøÃÓαêµÄÃû³Æ¡£DEALLOCATE Óï¾äÔòÍêÈ«ÊÍ·Å·ÖÅä¸øÓαêµÄ×ÊÔ´£¬°üÀ¨ÓαêÃû³Æ¡£ÊÍ·ÅÓαêºó£¬±ØÐëʹÓà DECLARE Óï¾äÀ´ÖØÐÂÉú³ÉÓαꡣ
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declare @value1 varchar(20);
declare @value2 varchar(20);
declare cursor_demo cursor for
select t1.id,t2.id from t1 left join t2 on t1.id=t2.id
open cursor_demo
FETCH NEXT from cursor_demo INTO @value1, @value2
WHILE @@FETCH_STATUS = 0
BEGIN
if(@value1=@value2)
begin
update t1 set [name]='goodtobad' where id=@value1
end
FETCH NEXT from cursor_demo INTO @value1, @value2
END
CLOSE cursor_demo
DEALLOCATE cursor_demo
GO


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sql 2005 ´æ´¢¹ý³Ì·ÖÒ³ java ´úÂë

 create PROCEDURE pagelist
@tablename nvarchar(50),
@fieldname nvarchar(50)='*',         
@pagesize int output,--ÿҳÏÔʾ¼Ç¼ÌõÊý
@currentpage int output,--µÚ¼¸Ò³
@orderid nvarchar(50),--Ö÷¼üÅÅÐò
@sort int,--ÅÅÐò·½Ê½£¬1±íʾÉýÐò£¬0±íʾ½µÐòÅÅÁÐ ......

Excel VBA ʵÏÖSQLÊý¾Ý¶ÁÈ¡K3ÈËÔ±ÐÅÏ¢

Private Sub CommandButton1_Click()
Worksheets("Sheet2").Select
    Cells.Select
     Selection.Delete Shift:=xlUp
     Range("A1").Select
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Dim cnnConnect As Object
Dim rstR ......

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ÏÂÃæÄÜͨ¹ýSQLÓï¾äÉú³ÉInsertÓï¾ä£¬ÔÙ²åÈëµ½ÁíÒ»¸öÊý¾Ý¿âÖС£
MSSQL:
SELECT 'INSERT INTO StatInfo(UserName,CardId,Address,WageCount,Pension)'+
' VALUES('''+a.UserName+''','''+a.CardId+''','''+a.Ad ......

SQL ÓÐÌõ¼þµØɸѡÖظ´Êý¾Ý

 --»ù´¡Á˽⣺
1) select distinct name from table --´ò¿ªÖظ´¼Ç¼µÄµ¥¸ö×Ö¶Î
2) select * from table where fid in(Select min(fid) from table group by name)--´ò¿ªÖظ´¼Ç¼µÄËùÓÐ×Ö¶ÎÖµ
3) select * from table where name in(select name from table group by name having count(name)=1)--´ò¿ªÖظ´ÈÎÒâ´ÎÊýµ ......

SQL£ºÈçºÎ°Ñ¶àÐвéѯ½á¹û£¬×÷ΪһÐзµ»Ø

CREATE    FUNCTION dbo.UF_GetInvoiceSerials( @bizCode VARCHAR(10))
   RETURNS VARCHAR(100)
AS
BEGIN
   DECLARE @ret AS VARCHAR(1000)
   SELECT @ret=Coalesce(@ret + ', ','') +
         CASE e.ID
     ......
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