¡¾×ªÔØ¡¿SQL Server ´æ´¢¹ý³ÌµÄ·ÖÒ³
°æÈ¨ÉùÃ÷£º×ªÔØÊ±ÇëÒÔ³¬Á´½ÓÐÎʽ±êÃ÷ÎÄÕÂÔʼ³ö´¦ºÍ×÷ÕßÐÅÏ¢¼°±¾ÉùÃ÷
http://copyzhu.blogbus.com/logs/10168078.html
À´Ô´£ºÐ¡ÕÅ.NET
½¨Á¢±í£º
CREATE TABLE [TestTable] (
[ID] [int] IDENTITY (1, 1) NOT NULL ,
[FirstName] [nvarchar] (100) COLLATE Chinese_PRC_CI_AS NULL ,
[LastName] [nvarchar] (100) COLLATE Chinese_PRC_CI_AS NULL ,
[Country] [nvarchar] (50) COLLATE Chinese_PRC_CI_AS NULL ,
[Note] [nvarchar] (2000) COLLATE Chinese_PRC_CI_AS NULL
) ON [PRIMARY]
GO
²åÈëÊý¾Ý£º(2ÍòÌõ£¬Óøü¶àµÄÊý¾Ý²âÊÔ»áÃ÷ÏÔһЩ)
SET IDENTITY_INSERT TestTable ON
declare @i int
set @i=1
while @i<=20000
begin
insert into TestTable([id], FirstName, LastName, Country,Note) values(@i, 'FirstName_XXX','LastName_XXX','Country_XXX','Note_XXX')
set @i=@i+1
end
SET IDENTITY_INSERT TestTable OFF
// "IDENTITY_INSERT (Transact-SQL)" Ö¸¶¨ÊÇ·ñÔÊÐí½«ÏÔʽֵ²åÈë±íµÄ±êʶÁÐÖС£
-------------------------------------
·ÖÒ³·½°¸Ò»£º(ÀûÓÃNot InºÍSELECT TOP·ÖÒ³)
Óï¾äÐÎʽ£º
SELECT TOP 10 *
from TestTable
WHERE (ID NOT IN
(SELECT TOP 20 id
from TestTable
ORDER BY id))
ORDER BY ID
SELECT TOP Ò³´óС *
from TestTable
WHERE (ID NOT IN
(SELECT TOP Ò³´óС*Ò³Êý id
from ±í
ORDER BY id))
ORDER BY ID
-------------------------------------
·ÖÒ³·½°¸¶þ£º(ÀûÓÃID´óÓÚ¶àÉÙºÍSELECT TOP·ÖÒ³£©
Óï¾äÐÎʽ£º
SELECT TOP 10&nb
Ïà¹ØÎĵµ£º
ÔÚ²éѯ·ÖÎöÆ÷ÒÔ“Îı¾ÏÔʾ½á¹û”·½·¨Ö´ÐÐ
exec UspOutputData ÄãµÄ±íÃû
µÃµ½µ¼³öÊý¾ÝµÄÓï¾ä£¬µ«image,text,ntext,sql_variant Áв»³öÏÖÔÚÓï¾ä£¬ÒÔºó¸Ä½ø¡£
´æ´¢¹ý³ÌUspOutputDataÈçÏ£º
CREATE PROCEDURE  ......
×ªÔØµØÖ·£ºhttp://langdorf.blog.163.com/blog/static/131177212200992981939316/
OracleµÄsql*plusÊÇÓëoracle½øÐн»»¥µÄ¿Í»§¶Ë¹¤¾ß¡£ÔÚsql*plusÖУ¬¿ÉÒÔÔËÐÐsql*plusÃüÁîÓësqlÓï¾ä¡£
ÎÒÃÇͨ³£Ëù˵µÄDML¡¢DDL¡¢DCLÓï¾ä¶¼ÊÇsqlÓï¾ä£¬ËüÃÇÖ´ÐÐÍêºó£¬¶¼¿ÉÒÔ±£´æÔÚÒ»¸ö±»³ÆÎªsql bufferµÄÄÚ´æÇøÓòÖУ¬²¢ÇÒÖ»Äܱ£´æÒ»Ì ......
ËäÈ»²»ÄÜÍêÈ«±ÜÃâËÀËø£¬µ«¿ÉÒÔʹËÀËøµÄÊýÁ¿¼õÖÁ×îÉÙ¡£½«ËÀËø¼õÖÁ×îÉÙ¿ÉÒÔÔö¼ÓÊÂÎñµÄÍÌÍÂÁ¿²¢¼õÉÙϵͳ¿ªÏú£¬ÒòΪֻÓкÜÉÙµÄÊÂÎñ£º
»Ø¹ö£¬¶ø»Ø¹ö»áÈ¡ÏûÊÂÎñÖ´ÐеÄËùÓй¤×÷¡£
ÓÉÓÚËÀËøÊ±»Ø¹ö¶øÓÉÓ¦ÓóÌÐòÖØÐÂÌá½»¡£
ÏÂÁз½·¨ÓÐÖúÓÚ×î´óÏ޶ȵؽµµÍËÀËø£º
°´Í¬Ò»Ë³Ðò·ÃÎʶÔÏó¡£
±ÜÃâÊÂÎñÖеÄÓû§½»»¥¡£
±£³ÖÊÂÎñ¼ò¶Ì ......
ÀýÈç:
select getdate()
2004-09-12 11:06:08.177
Õâ¶ÔÓÚÔÚÒª²»Í¬Êý¾Ý¿â¼ä×ªÒÆÊý¾Ý»òÕßϰ¹ßoracleÈÕÆÚ¸ñʽYYYY-MM-DD HH24:MI:SSµÄÈ˶àÉÙÓÐЩ²»·½±ã.
ÎÒÕûÀíÁËÒ»ÏÂSQL ServerÀïÃæ¿ÉÄܾ³£»áÓõ½µÄÈÕÆÚ¸ñʽת»»·½·¨:
¾ÙÀýÈçÏÂ:
select CONVERT(varchar, getdate(), 120 )
2004-09-12 11:06:08
select replace(replac ......