C#´ò°üSQLÊý¾Ý¿â²¿Êð°²×°
²Î¿¼¡¶ASP.NETÓëSQLÒ»Æð´ò°ü²¿Êð°²×°¡·£¬ÕâÆªÎÄÕÂÊÇÕë¶ÔVB.NETÓëSQL Ò»Æð´ò°üµÄ,µ«ÊÇÎÒʹÓõÄÊÇC#,µ±È»Ö»ÒªÐÞ¸ÄÒ»ÏÂÖ÷Òª°²×°Àà¿â¾ÍÐÐÁË!C#µÄÀà¿â´úÂëÈçÏÂ:DBCustomAction.cs
using System;
using System.Collections;
using System.Data.SqlClient;
using System.ComponentModel;
using System.Configuration.Install;
using System.Diagnostics;
using System.IO;
using System.Xml;
using System.Reflection;
namespace PMS
{
/// <summary>
/// DBCustomAction µÄժҪ˵Ã÷¡£
/// </summary>
[RunInstaller(true)]
public class DBCustomAction : System.Configuration.Install.Installer
{
/// <summary>
/// ±ØÐèµÄÉè¼ÆÆ÷±äÁ¿¡£
/// </summary>
private System.ComponentModel.Container components = null;
public DBCustomAction()
{
// ¸Ãµ÷ÓÃÊÇÉè¼ÆÆ÷Ëù±ØÐèµÄ¡£
InitializeComponent();
// TODO: ÔÚ InitializeComponent µ÷ÓúóÌí¼ÓÈκγõʼ»¯
}
private void ExecuteSql(string conn,string DatabaseName,string Sql)
{
SqlConnection mySqlConnection=new SqlConnection(conn);
SqlCommand Command=new SqlCommand(Sql, mySqlConnection);
mySqlConnection.Open();
mySqlConnection.ChangeDatabase(DatabaseName);
try
{
Command.ExecuteNonQuery();
}
finally
{
//close Connection
mySqlConnection.Close();
}
}
/// <summary>
/// ÇåÀíËùÓÐÕýÔÚʹÓõÄ×ÊÔ´¡£
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
&nb
Ïà¹ØÎĵµ£º
1.ÏÈÆôÓà xp_cmdshell À©Õ¹´æ´¢¹ý³Ì£º
Use Master
GO
Exec sp_configure 'show advanced options', 1
GO
Reconfigure;
GO
sp_configure 'xp_cmdshell', 1
GO
Reconfigure;
GO
(×¢£ºÒòΪxp_cmdshellÊǸ߼¶Ñ¡ÏËùÒÔÕâÀïÆô¶¯xp_cmdshell£¬ÐèÒªÏȽ« show advanced ......
Distinct
SELECT DISTINCT "À¸Î»"
from "±í¸ñÃû"
Where
SELECT "À¸Î»"
from "±í¸ñÃû"
WHERE "condition"
And/Or
SELECT "À¸Î»"
from "±í¸ñÃû"
WHERE "¼òµ¥Ìõ¼þ"
{[AND|OR] "¼òµ¥Ìõ¼þ"}+
In
SELECT "À ......
Ò».Êý¾Ý¿ØÖÆÓï¾ä (DML) ²¿·Ö
1.Insert (ÍùÊý¾Ý±íÀï²åÈë¼Ç¼µÄÓï¾ä)
Insert INTO ±íÃû(×Ö¶ÎÃû1, ×Ö¶ÎÃû2, ……) VALUES ( Öµ1, Öµ2, ……);
&nb ......
Ò».Îı¾µ¼ÈëÊý¾Ý¿â
--²½Öè1.´´½¨¿ØÖÆÎļþ
load data¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡ --1¡¢¿ØÖÆÎļþ±êʶ
infile 'E:\oradata\orcl\test\inf_user.txt'¡¡¡¡¡¡¡¡¡¡¡¡¡¡ --2¡¢ÒªÊäÈëµÄÊý¾ÝÎļþÃûΪinf_user.txt (Îļþȱʡ·Åµ½C:\ Ï£¬Èç¹û²»ÊÇ£¬¾ÍÐèÒªÖ¸Ã÷ȫ·¾¶)
append into table inf_user¡¡¡¡¡¡¡¡--3¡¢Ïò±ítestÖÐ× ......
ÒªÔÚSQL ServerÊý¾Ý¿âÖд洢m³²¢´òÓ¡³öÀ´, ·½·¨ÈçÏ£º
1£©½«Êý¾Ý¿âÖÐÏàÓ¦×ֶεÄÊý¾ÝÀàÐÍÉèΪnchar»ònvarcharÀàÐÍ¡£
2£©´ÓExcelÖеõ½m³£¬¸´ÖÆÕ³Ìùµ½½ÓÊÕÊý¾ÝµÄ¿Ø¼þÖУ¨TextBox¡¢DataGridViewµÈ£©¡£±£´æ¼´¿É¡£
×¢£º1£©nchar,nvarcharÓëchar,varcharµ ......