C# 自动备份数据库，不要用数据库维护计划。。
C# 自动备份数据库，不要用数据库维护计划。。 --------------------编程问答-------------------- 那就随便写个windows服务 --------------------编程问答-------------------- 写个exe的备份，然后写个批处理，调用 --------------------编程问答-------------------- 我们的服务器上的sql，就是利用windows服务进行备份，压缩，然后通过FTP备份到另外的服务器上。--------------------编程问答--------------------
我是新手，具体怎么写，给个例子！ --------------------编程问答--------------------
我是新手，具体怎么写，给个例子！ --------------------编程问答--------------------
using System;--------------------编程问答--------------------
using System.IO;
/// <summary>
/// 数据库恢复和备份
/// </summary>
public class DataBak
{
public DataBak()
{
//
// TO
//DO: 在此处添加构造函数逻辑
//
}
#region SQL数据库备份
/// <summary>
/// SQL数据库备份
/// </summary>
/// <param name="ServerIP">SQL服务器IP或(Localhost)</param>
/// <param name="LoginName">数据库登录名</param>
/// <param name="LoginPass">数据库登录密码</param>
/// <param name="DBName">数据库名</param>
/// <param name="BackPath">备份到的路径</param>
public static bool BakSql(string ServerIP, string LoginName, string LoginPass, string DBName, string BackPath)
{
SQLDMO.Backup oBackup = new SQLDMO.BackupClass();
SQLDMO.SQLServer oSQLServer = new SQLDMO.SQLServerClass();
try
{
oSQLServer.LoginSecure = false;
oSQLServer.Connect(ServerIP, LoginName, LoginPass);
oBackup.Action = SQLDMO.SQLDMO_BACKUP_TYPE.SQLDMOBackup_Database;
oBackup.Database = DBName;
oBackup.Files = BackPath;
oBackup.BackupSetName = DBName;
oBackup.BackupSetDescription = "数据库备份";
oBackup.Initialize = true;
oBackup.SQLBackup(oSQLServer);
return true;
}
catch (Exception e)
{
return false;
throw new Exception(e.ToString());
}
finally
{
oSQLServer.DisConnect();
}
}
#endregion
#region SQL恢复数据库
/// <summary>
/// SQL恢复数据库
/// </summary>
/// <param name="ServerIP">SQL服务器IP或(Localhost)</param>
/// <param name="LoginName">数据库登录名</param>
/// <param name="LoginPass">数据库登录密码</param>
/// <param name="DBName">要还原的数据库名</param>
// <param name="BackPath">数据库备份的路径</param>
public static bool RecoverSql(string ServerIP, string LoginName, string LoginPass, string DBName, string BackPath)
{
SQLDMO.Restore orestore = new SQLDMO.RestoreClass();
SQLDMO.SQLServer oSQLServer = new SQLDMO.SQLServerClass();
try
{
//杀死所有SQL进程
SQLDMO.QueryResults qr = oSQLServer.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() == DBName.ToUpper())
oSQLServer.KillProcess(lPID);
}
//执行还原工作
oSQLServer.LoginSecure = false;
oSQLServer.Connect(ServerIP, LoginName, LoginPass);
orestore.Action = SQLDMO.SQLDMO_RESTORE_TYPE.SQLDMORestore_Database;
orestore.Database = DBName;
orestore.Files = BackPath;
orestore.FileNumber = 1;
orestore.ReplaceDatabase = true;
orestore.SQLRestore(oSQLServer);
return true;
}
catch (Exception e)
{
return false;
throw new Exception(e.ToString());
}
finally
{
oSQLServer.DisConnect();
}
}
#endregion
#region 备份SQL数据库
/// <summary>
/// 备份SQL数据库
/// </summary>
/// <param name="databasename">要备份的数据源名称</param>
/// <param name="backuptodatabase">备份到的数据库文件名称及路径</param>
/// <returns></returns>
public static bool BakSql(string databaseName, string bakPath)
{
try
{
//声明临时数据库名称
string bakName = databaseName;
bakName += DateTime.Now.Year.ToString();
bakName += DateTime.Now.Month.ToString();
bakName += DateTime.Now.Day.ToString();
bakName += DateTime.Now.Hour.ToString();
bakName += DateTime.Now.Minute.ToString();
bakName += DateTime.Now.Second.ToString();
bakName += ".bak";
if (bakPath.LastIndexOf('\\') != bakPath.Length)
bakPath += '\\';
string sqlbak = "BACKUP DATABASE " + databaseName + " TO DISK = '" + bakPath + bakName + "' WITH INIT";
if (Common.ExeSql(sqlbak) != 0)
return true;
else
return false;
}
catch
{
return false;
}
}
#endregion
#region 还原SQL数据库
/// <summary>
/// 还原指定的数据库文件
/// </summary>
/// <param name="databasename">要还原的数据库</param>
/// <param name="databasefile">数据库备份文件及路径</param>
/// <returns></returns>
public static bool RecoverSql(string databasename, string databasefile)
{
try
{
//还原指定的数据库文件
string sql = "RESTORE DATABASE " + databasename + " FROM DISK = '" + databasefile + "' ";
if (Common.ExeSql(sql) != 0)
return true;
else
return false;
}
catch
{
return false;
}
}
#endregion
自动备份啊！ --------------------编程问答-------------------- 大家快帮帮忙啊，很急的！ --------------------编程问答--------------------
急了就去吧，又没人拦你
补充：.NET技术 , C#
