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using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Data.SqlClient;
using System.Windows;
using System.Windows.Forms;
using System.Collections;
namespace WindowsApplication1
{
class Class1
{
ProgressBar PBar;
//取得數據庫服務器列表:
public ArrayList GetServerList()
{
ArrayList alServers = new ArrayList() ;
SQLDMO.Application sqlApp = new SQLDMO.ApplicationClass() ;
try
{
SQLDMO.NameList serverList = sqlApp.ListAvailableSQLServers() ;
for(int i = 1;i<= serverList.Count;i++)
{
alServers.Add(serverList.Item(i)) ;
}
}
catch (Exception e)
{
throw (new Exception("取數據庫服務器列表出錯:" + e.Message));
}
finally
{
sqlApp.Quit();
}
return alServers;
}
//取得指定數據庫服務器的數據庫列表
public ArrayList GetDbList(string strServerName, string strUserName, string strPwd)
{
string ServerName = strServerName;
string UserName = strUserName;
string Password = strPwd;
ArrayList alDbs = new ArrayList();
SQLDMO.Application sqlApp = new SQLDMO.ApplicationClass();
SQLDMO.SQLServer svr = new SQLDMO.SQLServerClass();
try
{
svr.Connect(ServerName, UserName, Password);
foreach (SQLDMO.Database db in svr.Databases)
{
if (db.Name != null)
alDbs.Add(db.Name);
}
}
catch (Exception e)
{
throw (new Exception("連接數據庫出錯:" + e.Message));
}
finally
{
svr.DisConnect();
sqlApp.Quit();
}
return alDbs;
}
//數據庫的備份和實時進度顯示代碼:
public bool BackUPDB(string ServerName, string UserName, string Password, string strDbName, string strFileName, ProgressBar pgbMain)
{
PBar = pgbMain;
SQLDMO.SQLServer svr = new SQLDMO.SQLServerClass();
try
{
svr.Connect(ServerName, UserName, Password);
SQLDMO.Backup bak = new SQLDMO.BackupClass();
bak.Action = 0;
bak.Initialize = true;
SQLDMO.BackupSink_PercentCompleteEventHandler pceh = new SQLDMO.BackupSink_PercentCompleteEventHandler(Step);
bak.PercentComplete += pceh;
bak.Files = strFileName;
bak.Database = strDbName;
bak.SQLBackup(svr);
return true;
}
catch (Exception err)
{
throw (new Exception("備份數據庫失敗" + err.Message));
//return false ;
//MessageBox.Show("備份數據庫失敗"+err.Message);
}
finally
{
svr.DisConnect();
}
}
//數據庫的恢復和殺死進程的代碼:
public bool RestoreDB(string ServerName, string UserName, string Password, string strDbName, string strFileName, ProgressBar pgbMain)
{
PBar = pgbMain;
SQLDMO.SQLServer svr = new SQLDMO.SQLServerClass();
try
{
svr.Connect(ServerName, UserName, Password);
SQLDMO.QueryResults qr = svr.EnumProcesses(-1);
int iColPIDNum = -1;
int iColDbName = -1;
for (int i = 1; i <= qr.Columns; i++)
{
string strName = qr.get_ColumnName(i);
if (strName.ToUpper().Trim() == "SPID")
{
iColPIDNum = i;
}
else if (strName.ToUpper().Trim() == "DBNAME")
{
iColDbName = i;
}
if (iColPIDNum != -1 && iColDbName != -1)
break;
}
for (int i = 1; i <= qr.Rows; i++)
{
int lPID = qr.GetColumnLong(i, iColPIDNum);
string strDBName = qr.GetColumnString(i, iColDbName);
if (strDBName.ToUpper() == strDbName.ToUpper())
svr.KillProcess(lPID);
}
SQLDMO.Restore res = new SQLDMO.RestoreClass();
res.Action = 0;
SQLDMO.RestoreSink_PercentCompleteEventHandler pceh = new SQLDMO.RestoreSink_PercentCompleteEventHandler(Step);
res.PercentComplete += pceh;
res.Files = strFileName;
res.Database = strDbName;
res.ReplaceDatabase = true;
res.SQLRestore(svr);
return true;
}
catch (Exception err)
{
throw (new Exception("恢復數據庫失敗,請關閉所有和該數據庫連接的程序!" + err.Message));
//return false ;
//MessageBox.Show("恢復數據庫失敗,請關閉所有和該數據庫連接的程序!"+err.Message);
}
finally
{
svr.DisConnect();
}
}
private void Step(string message, int percent)
{
PBar.Value = percent;
}
}
}