Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

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

²âÊÔSQL ServerÖ´ÐÐʱ¼äºÍCPUʱ¼ä

ÔÚÐèÒª²âÊÔsqlÓï¾ä»òÕß´æ´¢¹ý³ÌÐÔÄܵÄʱºò¿ÉÒÔÓõÃÉÏ
  CHECKPOINT --ÓÃÓÚ¼ì²éµ±Ç°¹¤×÷µÄÊý¾Ý¿âÖб»¸ü¸Ä¹ýµÄÊý¾ÝÒ³»òÈÕÖ¾Ò³£¬²¢½«ÕâЩÊý¾Ý´ÓÊý¾Ý»º³åÆ÷ÖÐÇ¿ÖÆÐ´ÈëÓ²ÅÌ
  GO
  DBCC FreeProcCache --´Ó»º³å³ØÖÐɾ³ýËùÓлº³åÇø
  DBCC DropCleanBuffers&nbs ......

¹ØÓÚsqlÈÕÖ¾Îļþ

 Ò»¶Îʱ¼äÀ´£¬Ã¿ÌìµÄ¹¤×÷¶¼±È½ÏÔÓ£¬vb,asp,c#,sql£¬Ã¿Ï×÷¶¼Òª¸ã£¬ÊµÔÚÊÇÀÛ£¡¹¤×÷Ö®Ó࣬ÏëÏ빫˾ºÍ¹¤×÷µÄÇé¿ö£¬¿´À´ÊÇÓбØÒª»»¸ö»·¾³ÁË¡£²»¹ýÒ²ÒªÏȰÑĿǰµÄ¹¤×÷´¦ÀíÍê³É°¡¡£
      ×î½üÓÖÓöµ½Ò»¸öÎÊÌ⣺һ¼Ò¿Í»§Ê¹ÓÃÖеÄÊý¾Ý¿â£¬ÈÕÖ¾ÎļþÒì³£Ôö´ó£¬Æ½¾ùÿÌìÔö¼Ó´óÔ¼Ò»¸öG£¬¶øÊý¾ÝÎļþ±ä» ......

Sql Server »ñÈ¡¡¢Ôö¼Ó¡¢Ð޸ġ¢É¾³ý ×Ö¶ÎÃèÊö

»ñÈ¡¡¢Ôö¼Ó¡¢Ð޸ġ¢É¾³ýsqlserver×Ö¶ÎÃèÊö
Select o.name AS tableName, c.name AS columnName, p.[value] AS Description  
from sysproperties p INNER JOIN  
      sysobjects o ON o.id = p.id INNER JOIN  
      syscolumn ......

Îı¾µÄµ¼Èëµ¼³öºÍSQL½Å±¾µÄÖ´Ðз½·¨


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× ......

ÈçºÎÔÚSQL Server 2005 Öд洢Á¢·½Ã×

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 ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ