C#ÖÐÓÃÓÚÁ¬½ÓSQLÊý¾Ý¿âµÄSQLHelperÀà
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using System.Data.SqlClient; //ÒýÓÃÃüÃû¿Õ¼ä
namespace DAL
{
/*******************************************************************************
* Name: SQLHelper
* File: SQLHelper.cs
* Description: ÓÃÓÚÍê³É¶ÔÊý¾Ý¿âµÄÏà¹Ø²Ù×÷
* Author: Ñ©ÀÇ
* DateTime: 2010Äê05ÔÂ13ÈÕ
*******************************************************************************/
public class SQLHelper
{
//ÉèÖÃÁ¬½Ó×Ö·û´® —— SQL ServerÑé֤ģʽµÄÁ¬½Ó×Ö·û´®
//public static string strConn = @"server = PANLING;database = StudentMIS;uid = sa;pwd = sa";
//ÉèÖÃÁ¬½Ó×Ö·û´® —— WindowsÑé֤ģʽµÄÁ¬½Ó×Ö·û´®
public static string strConn = @"server = T403-004\HB_SQLSERVER;database = DB_LibraryManage;Integrated Security = SSPI";
/// <summary>
/// ¹¦ÄÜÃèÊö£ºÖ´ÐÐADO.NETÔö¡¢É¾¡¢¸Ä²Ù×÷
/// </summary>
/// <param name="strText">ÊäÈë²ÎÊý —— ÒªÖ´ÐеÄSQLÓï¾ä(ÃüÁîÎı¾)</param>
/// <param name="cmdType">ÊäÈë²ÎÊý —— ÒªÖ´ÐеÄSQLÃüÁîÀàÐÍ</param>
/// <param name="SqlParams">ÊäÈë²ÎÊý —— ÒªÖ´ÐеÄSQLÓï¾äÖеIJÎÊýÁбí(ÃüÁî²ÎÊýÁбí)</param>
/// <returns>·µ»ØÖ´ÐÐÓ°ÏìµÄÐÐÊý</returns>
public static int MyExecu
Ïà¹ØÎĵµ£º
ÔÚSQL Server 2008ÖÐÒýÈëÁËhierarchyidÀ´´¦ÀíÊ÷×´½á¹¹¡£ÏÂÃæ¼òµ¥¾ÍÒÔAdventureWorks(ÎÞhierarchyid)ºÍAdventureWorks2008(ÓÐhierarchyid)ÀïµÄHumanResources.EmployeeΪÀý£¬À´ËµÃ÷Ò»ÏÂÔÚеÄhierarchyidÖÐÈçºÎ½øÐÐflat»¯µÄdimension³éÈ¡¡£
AdventureWorksÊÇ΢ÈíΪSQL ServerÌṩµÄÊý¾Ý¿âÐéÄâ°¸Àý¡£
AdventureWorksÖÐËùÒªµ ......
1¡£ÆóÒµ¹ÜÀíÆ÷
´ò¿ªÄ㽨ÓÐÍâ¼üµÄ±í££ÓÒ»÷±í££Éè¼Æ±í££ÔÚÉÏ·½µã¿ª’¹ÜÀíÔ¼Êø‘££½«¼¶Á¬É¾³ýºÍ¼¶Á¬¸üÐµĹµ´òÉϾͿÉÒÔÁË
2¡£²éѯ·ÖÎöÆ÷
alter table sc
add
constraint forei ......
select upper(name) from syscolumns
where id =any
(
select Id from sysobjects where name='tb_city'
)
lower
select row_number() over(order by firmid) from dbo.tb_BuildingMaterial
Éú³É ×ÔÔö 123
select rank() over(order by firmid) from dbo.tb_BuildingMaterial
Éú³É×ÔÔö123 ¸ù¾ÝÅ ......
2008Êý¾Ý¿â¸½¼Ó
/*
ÍøÉÏ¿´µ½µÄÕûÀíÁËһϡ£
ÔÎĵØÖ·http://database.51cto.com/art/201003/190984.htm
ÔÚSQL Server 7.0ÖУ¬Î¢ÈíÍÆ³öÁËsp_attach_dbºÍsp_attach_single_file_dbϵͳ´æ´¢¹ý³Ì¡£
Ëü¶ÔÓÚSQL ServerÊý¾Ý¿â¹ÜÀíÔ±Ö´ÐÐÏÂÃæµÄÈÎÎñÊǷdz£·½±ãµÄ£º
1 ʹÓÃsp_attach_d ......