SQL Server µÃµ½ÐкŵÄSQL
SQL Server µÃµ½ÐкŵÄSQL
ʹÓÃÁÙʱ±í£º
select id=identity(int,1,1),value into #temp from YourTable
select * from #temp
drop table #temp
È¡µÃµÚ11µ½20ÐмǼ£º
select IDENTITY(int, 1,1) AS ID_Num,* into #temp from ±í
select * from #temp where ID_Num>10 and ID_Num<=20
»ò
SELECT Top @PageSize *
from T
WHERE SortField NOT IN (SELECT TOP @PageSize * @Pagei SortField
from T
ORDER BY SortField
)
ORDER BY SortField
REF:http://topic.csdn.net/t/20021022/21/1116380.html
Ïà¹ØÎĵµ£º
ÔÚ³ÌÐòÖÐÓÐЩ²éѯÓï¾äÏà¶Ô½Ï³¤£¬¿ÉÒÔ½«Óï¾äµ¥¶ÀдÔÚÒ»¸öXXX.sqlÎļþÖУ¬ÔÚ³ÌÐòÖжÁÈ¡SQLÎļþ
¾ßÌåÉæ¼°µ½
import java.io.File;
import org.apache.commons.io.FileUtils;
import java.net.URL;
URL resourceUrl = XXXX.class.getClassLoader().getResource(SQL_PATH+sqlName);//SQL_PATH¾ßÌåSQLÎļþ´æÔÚ·¾¶£¬sqlName¼ ......
I'm continually trying to track down what service packs are installed on various SQL Servers I support. I can never find the right support page on Microsoft's site. So here's an article with all the SQL Server version information I can track down. If you know of any older versions or can help me fil ......
32
λµÄ²Ù×÷ϵͳֻÄÜÓÃ
4G
µÄÄڴ棨²»È·¶¨Õâ¾ä»°ÊÇ·ñÕýÈ·£©£¬ÒòΪ
2
µÄ
32
´Î·½ÊÇ
4G
¡£Ä¬ÈϵÄÇé¿öÏ£¬²Ù×÷ϵͳ¸ø×Ô¼ºÁôÁË
2G
£¬Ê£ÏµÄ
2G
¸øÓ¦ÓóÌÐò¡£ËùÒÔ£¬Ã¿¸öÓ¦ÓóÌÐòËùÄÜʹÓõÄÄڴ棬×î´ó²»³¬¹ý
2G
¡£¾Ý˵¿ÉÒÔ¸Ä
WINDOWS
µÄ
BOOT.INI
£¬Ç¿ÖƲÙ×÷ϵͳֻʹÓÃ
1G
£¬¼´Ê¹ÕâÑù£¬Ó¦ÓóÌÐòÒ²ÖÁ¶àÊÇ
......
--ÏÔʾ°æ±¾ºÅ£¬µ±Ç°ÈÕÆÚ
SELECT VERSION(),CURRENT_DATE(),NOW();
--Ãâ·ÑµÄ¼ÆËãÆ÷
SELECT (20+5)*4 AS RESULT,SIN(PI()/3);
--´´½¨Êý¾Ý¿â
CREATE DATABASE databasename;
--ɾ³ýÊý¾Ý¿â
DROP DATABASE databasename;
--ÏÔʾµ±Ç°´æÔÚµÄÊý¾Ý¿â
SHOW DATABASES;
--Ñ¡ÔñÊý¾Ý¿â
USE ......