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Sql Server 2005/2008±¸·Ý/ɾ³ý¹ýÆÚ±¸·ÝT

 USE [master]
GO
/****** ¶ÔÏó:  StoredProcedure [dbo].[sp_backupdatabase]    ½Å±¾ÈÕÆÚ: 07/15/2009 16:23:56 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
CREATE proc [dbo].[sp_backupdatabase]
@bak_path nvarchar(4000)='',       --±¸·Ý·¾¶;
@baktype int = null,               --±¸·ÝÀàÐÍ0Ϊȫ±¸,1Ϊ²îÒ챸,2ΪÈÕÖ¾±¸·Ý
@type int = null,                  --ÉèÖÃÐèÒª±¸·ÝµÄ¿â,0Ϊȫ²¿¿â,1Ϊϵͳ¿â,2Ϊȫ²¿Óû§¿â,3Ϊָ¶¨¿â,4ΪÅųýÖ¸¶¨¿â;
@dbnames nvarchar(4000)='',        --ÐèÒª±¸·Ý»òÅųýµÄÊý¾Ý¿â£¬ÓÃ,¸ô¿ª£¬µ±@type=3»ò4ʱÉúЧ
@overdueDay int = null,            --ÉèÖùýÆÚÌìÊý£¬Ä¬ÈÏÌì;
@compression int =0                --ÊÇ·ñ²ÉÓÃsql2008µÄѹËõ±¸·Ý,0Ϊ·ñ,1Ϊ²ÉÓÃѹËõ
as
--sql server 2005/2008±¸·Ý/ɾ³ý¹ýÆÚ±¸·ÝT-sql °æ±¾v1.0
/*
author:perfectaction
date  :2009.04
desc  :ÊÊÓÃÓÚsql2005/2008±¸·Ý£¬×Ô¶¯Éú³É¿âÎļþ¼Ð£¬¿ÉÒÔ×Ô¶¨Ò屸·ÝÀàÐͺͱ¸·Ý¿âÃûµÈ
      ¿ÉÒÔ×Ô¶¨Ò屸·Ý¹ýÆÚµÄÌìÊý
              ɾ³ý¹ýÆÚ±¸·Ý¹¦Äܲ»»áɾ³ý×îºóÒ»´Î±¸·Ý£¬ÄÄÅÂÒѾ­¹ýÆÚ
              Èç¹ûij¿â²»ÔÙ±¸·Ý£¬ÄÇôҲ²»»áÔÙɾ³ý֮ǰ¹ýÆÚµÄ±¸·Ý
       ÈçÓдíÎóÇëÖ¸Õý£¬Ð»Ð».
*/
set nocount on
--¿ªÆôxp_cmdshellÖ§³Ö
exec sp_configure 'show advanced options', 1
reconfigure with override
exec sp_configure 'xp_cmdshell', 1
reconfigure with override
exec sp_configure 'show advanced options', 0
reconfigure with override
print char(13)+'------------------------'
--ÅжÏÊÇ·ñÌîд·¾¶
if isnull(@bak_path,'')=''
    begin
 


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ORACLE SQLÖ´Ðв½Öè

 ORACLE sql µÄ´¦Àí¹ý³Ì´óÖÂÈçÏ£º
 1.ÔËÓÃHASHËã·¨£¬µÃµ½Ò»¸öHASHÖµ£¬Õâ¸öÖµ¿ÉÒÔͨ¹ýV$SQLAREA.HASH_VALUE ²é¿´
 2.µ½shared pool ÖÐµÄ library cache ÖвéÕÒÊÇ·ñÓÐÏàͬµÄHASHÖµ£¬Èç¹û´æÔÚ£¬ÔòÎÞÐèÓ²½âÎö£¬½øÐÐÈí½âÎö
 3.Èç¹ûshared pool²»´æÔÚ´ËHASHÖµ£¬Ôò½øÐÐÓï·¨¼ì²é£¬²é¿´ÊÇ·ñÓÐÓï·¨´íÎó
&nbs ......

ORACLE PL/SQL ´æ´¢¹ý³Ì½Ì³Ì


(1)SEQNAME.NEXTVALÀïÃæµÄÖµÈçºÎ¶Á³öÀ´£¿¿ÉÒÔÖ±½ÓÔÚinsert into test values(SEQNAME.NEXTVAL) ÊÇ¿ÉÒÔÓà  ÕâÑù£º     
SELECT tmp#_seq.NEXTVAL
        INTO id_temp
        from DUAL;  È»ºó¿ÉÒ ......

oracleÖÐʵÏֵݹé²éѯµÄSQL£¨connect by prior£©

    ǰ¶Îʱ¼ä×öÁËÒ»¸öÐéÄâ×éÖ¯µÄ´´½¨¡£Õâ¸öÐéÄâ×éÖ¯µÄ´´½¨ÊÇ´ÓÏÖÓеÄ×éÖ¯ÖжÁÈ¡Êý¾ÝÈ»ºó½øÐзÖÎö±£´æµ½ÐéÄâ×éÖ¯±íÖС£±£´æÖ®ºóдÈÕÖ¾·½±ãͬ²½µ½ÆäËüϵͳÖС£¹«Ë¾Ê¹ÓõÄÖ÷Òª¼¼ÊõÊÇSSH¡£ÓÉÓÚÊÇÐÂÈËûÓÐʲô¾­Ñ飬¼Ó֮ʱ¼ä±È½Ï½ôÆÈ£¬×îºóʹÓÃÒ»°ãµÄÂß¼­Ë¼Ïëͨ¹ýµÝ¹éÔÚhibernateÏÂ˳Àû´´½¨ÁË¡£¿ÉÊÇ´ÓÏÖÓеÄ×éÖ¯Ö ......

C# SQLÊý¾Ý¿â²Ù×÷ͨÓÃÀà


C# SQLÊý¾Ý¿â²Ù×÷ͨÓÃÀà
using System;
using System.Configuration;
using System.Data;
using System.Data.SqlClient;
using System.Collections;
namespace Framework.DataBase
{
///
/// ͨÓÃÊý¾Ý¿âÀà
///
public class DataBase
{
private string ConnStr = null;
public DataBase()
{
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MS Sql Server 2005 ·ÖÇø±íÓеãÂé·³


ALTER DATABASE AdventureWorks ADD FILEGROUP [2003Q3]

´´½¨Îļþ×éºó£¬Ê¹Óà ALTER DATABASE ½«ÎļþÌí¼Óµ½¸ÃÎļþ×éÖС£
ALTER DATABASE AdventureWorks
ADD FILE
(NAME = N'2003Q3',
FILENAME = N'C:\AdventureWorks\2003Q3.ndf',
SIZE = 5MB,
MAXSIZE = 100MB,
FILEGROWTH = 5MB)
TO FILEGR ......
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