Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

SQLÒ»¸ö´æ´¢¹ý³Ìµ÷ÓÃÁíÒ»¸ö´æ´¢¹ý³Ì »ñµÃ·µ»ØÖµÎÊÌâ

µÚÒ»ÖÖ·½·¨: ʹÓÃoutput²ÎÊý
USE AdventureWorks;
GO
IF OBJECT_ID ( 'Production.usp_GetList', 'P' ) IS NOT NULL
    DROP PROCEDURE Production.usp_GetList;
GO
CREATE PROCEDURE Production.usp_GetList @product varchar(40)
    , @maxprice money
    , @compareprice money OUTPUT
    , @listprice money OUT
AS
    SELECT p.name AS Product, p.ListPrice AS 'List Price'
    from Production.Product p
    JOIN Production.ProductSubcategory s
      ON p.ProductSubcategoryID = s.ProductSubcategoryID
    WHERE s.name LIKE @product AND p.ListPrice < @maxprice;
-- Populate the output variable @listprice.
SET @listprice = (SELECT MAX(p.ListPrice)
        from Production.Product p
        JOIN  Production.ProductSubcategory s
          ON p.ProductSubcategoryID = s.ProductSubcategoryID
        WHERE s.name LIKE @product AND p.ListPrice < @maxprice);
-- Populate the output variable @compareprice.
SET @compareprice = @maxprice;
GO
ÁíÒ»¸ö´æ´¢¹ý³Ìµ÷ÓõÄʱºò:
Create Proc Test
as
DECLARE @compareprice money, @cost money
EXECUTE Production.usp_GetList '%Bikes%', 700,
    @compareprice OUT,
    @cost OUTPUT
IF @cost <= @compareprice
BEGIN
    PRINT 'These products can be purchased for less than
    $'+RTRIM(CAST(@compareprice AS varchar(20)))+'.'
END
ELSE
    PRINT 'The prices for all products in this category exceed
    $'+ RTRIM(CAST(@compareprice AS varchar(20)))+'.'
µÚ¶þÖÖ·½·¨:´´½¨Ò»¸öÁÙʱ±í
create proc GetUserName
as
begin
    select 'UserName'
end
Create table #tempTable (userName nvarchar(50))
insert into #tempTable(userName)


Ïà¹ØÎĵµ£º

mysqlµÄ´óÅúÁ¿µ¼ÈëÊý¾ÝsqlÓï¾äµÄÒ»µãÓÅ»¯

´óÅúÁ¿²åÈëÊý¾Ýʱ 1,myisam±í,¿ÉÒÔÏÈͨ¹ý alter table table_name disable keys;#ÏȹرձíµÄË÷Òý¼ì²é,×¢ÒâÊÇ·ÇΨһË÷Òý! load data infile ¡®/path/file¡¯ into table table_name; alter table table_name anable keys;#ÔÙ´ò¿ªË÷Òý ¿É´ó´ó¼Ó¿ìµ¼Èë.»¹ÓпÉÒÔÉèÖÃbulk_insert_buffer_sizeÖµÀ´Ìá¸ß²åÈëËÙ¶È ......

SQL×¢Èë¼òµ¥Ô­Àí·ÖÎö

 SQL×¢Èë¼òµ¥·ÖÎö
ʾÀýÓï¾ä£º
select * from admintable where adminName like '%a%'
ÔÚ²éѯÖÐÎÒÃÇÒ»°ãÔÚaÕâ¸öµØ·½ÓɽçÃæ´«È벻ͬµÄÖµ£¬µ±ÎÒÃÇÔÚaÕâÀï´«ÈëµÄֵΪ“'”µ¥ÒýºÅʱ£¬Æ´´Õ³ÉµÄSQLÓï¾ä¾ÍÈçÏ£º
select * from admintable where adminName like '%'%'
Ö´ÐÐÕâ¾äÓï¾äÎÒÃǻᷢÏÖ³öÏÖÒÔÏÂÒì³££º ......

SQL Server 2008µÄ¹ÜÀí¹¤¾ßÒªÏûºÄ¸ü¶àµÄÄÚ´æ

2008µÄSSMS±È2005°æÒª¶àÏûºÄÒ»±¶×óÓÒµÄÄڴ棬¶øÇÒËƺõ²»»á×Ô¼ºÊÍ·Å£¬ÖÁÉÙÒ²ÊÇÄÚ´æ¹ÜÀí²»ÊǺܺÏÀí£¬ÍùÍù´ò¿ª¼¸¸ö²éѯ´°¿Ú½øÐвéѯºóÄÚ´æ¾Í»áÉýµ½ÄÑÒÔ200MBµ½300MB£¬ÇҹصôºóÄÚ´æ²»»áÊÍ·Å£¬¶ø2005µÄSSMSÒ»°ãÖ»ÊÇÔÚ100MB×óÓÒ¡£¶ÔÓµÓдóÄÚ´æµÄµçÄÔÀ´ËµÕâ¿ÉÄܲ»Ëãʲô£¬µ«¶ÔÄÚ´æÖ»ÓÐ1G»ò¸üÉÙµÄÓû§À´Ëµ£¬Õ⼸ºõÊDz»¿ÉÈÝÈ̵ģ¬ÒòÎ ......

[Oracle]¸ßЧµÄSQLÓï¾äÖ®·ÖÎöº¯Êý(Èý)

±¾ÏµÁÐÎÄÕµ¼º½
[Oracle]¸ßЧµÄSQLÓï¾äÖ®·ÖÎöº¯Êý(Ò»)--sum()
[Oracle]¸ßЧµÄSQLÓï¾äÖ®·ÖÎöº¯Êý(¶þ)--max()
[Oracle]¸ßЧµÄSQLÓï¾äÖ®·ÖÎöº¯Êý(Èý)--row_number() /rank()/dense_rank()
[Oracle]¸ßЧµÄSQLÓï¾äÖ®·ÖÎöº¯Êý(ËÄ)--lag()/lead()
ÓÐЩʱºòÎÒÃÇÏ£ÍûµÃµ½Ö¸¶¨Êý¾ÝÖеÄÇ°nÁУ¬Ê¾ÀýÈçÏ£º
µÃµ½Ã¿¸ö²¿ÃÅнˮ×î¸ßµÄ ......

[Oracle]¸ßЧµÄPL/SQL³ÌÐòÉè¼Æ(¶þ)

±¾ÏµÁÐÎÄÕµ¼º½
[Oracle]¸ßЧµÄPL/SQL³ÌÐòÉè¼Æ(Ò»)--αÁÐROWNUMʹÓü¼ÇÉ
[Oracle]¸ßЧµÄPL/SQL³ÌÐòÉè¼Æ(¶þ)--±êÁ¿×Ó²éѯ
[Oracle]¸ßЧµÄPL/SQL³ÌÐòÉè¼Æ(Èý)--PackageµÄÓŵã
[Oracle]¸ßЧµÄPL/SQL³ÌÐòÉè¼Æ(ËÄ)--ÅúÁ¿´¦Àí
[Oracle]¸ßЧµÄPL/SQL³ÌÐòÉè¼Æ(Îå)--µ÷Óô洢¹ý³Ì·µ»Ø½á¹û¼¯
[Oracle]¸ßЧµÄPL/SQL³ÌÐòÉè¼Æ(Áù)- ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ