类说明#region 类说明 //----------------------------------------------------------------------------- // // 项目名称:*** // 文件名称:DBBakManager.cs // 文件说明:对数据库备份文件进行管理。提供备份、还原、备份文件管理操作。 // // 开始日期:2007年04月04日 // 开发人员:*** // //----------------------------------------------------------------------------- #endregion
using System; using System.Collections.Generic; using System.IO; using System.Text; using SQLDMO; //添加引用C:Program FilesMicrosoft SQL Server80ToolsBinnSQLDMO.dll
namespace GSIM.StuManager ...{ /**//// <summary> /// 对SQL Server数据库备份文件进行管理。提供备份、还原、备份文件管理操作。 /// </summary> public class DBBakManager ...{
字段#region 字段
private string _serverName; private string _userName; private string _password; private string _dbName;
#endregion
构造#region 构造
/**//// <summary> /// 构造函数 /// </summary> /// <param name="serverName">数据库服务器名</param> /// <param name="userName">数据库用户名</param> /// <param name="password">用户密码</param> /// <param name="dbName">数据库名</param> public DBBakManager(string serverName, string userName, string password,string dbName) ...{ _serverName = serverName; _userName = userName; _password = password; _dbName = dbName; }
#endregion
方法#region 方法
/**//// <summary> /// 备份数据库 /// </summary> /// <param name="saveFileName">保存的备份文件路径(包括文件名,文件名格式为:"DBName(yyyyMMddHHmm).bak")</param> /// <returns>操作成功返回true,否则返回false</returns> public bool BackUpDB(string saveFileName) ...{ SQLDMO.SQLServer svr = new SQLDMO.SQLServerClass(); try ...{ svr.Connect(_serverName, _userName, _password); SQLDMO.Backup bak = new SQLDMO.BackupClass(); bak.Action = SQLDMO.SQLDMO_BACKUP_TYPE.SQLDMOBackup_Database; bak.Initialize = true; bak.Database = _dbName; bak.Files = saveFileName; bak.SQLBackup(svr); return true; } catch (Exception err) ...{ return false; } finally ...{ svr.Close(); } }
/**//// <summary> /// 还原数据库备份 /// </summary> /// <param name="fileName">还原的备份文件路径(包括文件名,文件名格式为:"DBName(yyyyMMddHHmm).bak")</param> /// <returns>操作成功返回true,否则返回false</returns> public bool RestoreDB(string fileName) ...{ SQLDMO.SQLServer svr = new SQLDMO.SQLServerClass(); try ...{ svr.Connect(_serverName, _userName, _password); //取得所有的进程列表 SQLDMO.QueryResults qr = svr.EnumProcesses(-1); int iColPIDNum = -1; int iColDbName = -1; //找到和要恢复数据库相关的进程 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; } //将相关进程关闭 for (int i = 1; i <= qr.Rows; i++) ...{ int lPID = qr.GetColumnLong(i, iColPIDNum); string strDBName = qr.GetColumnString(i, iColDbName); if (strDBName.ToUpper() == _dbName) svr.KillProcess(lPID); }
SQLDMO.Restore res = new SQLDMO.RestoreClass();
res.Action = SQLDMO.SQLDMO_RESTORE_TYPE.SQLDMORestore_Database; res.Files = fileName;
res.Database = _dbName; res.FileNumber = 1;
res.ReplaceDatabase = true; res.SQLRestore(svr);
return true; } catch (Exception err) ...{ return false; } finally ...{ svr.Close(); } }
/**//// <summary> /// 获得所有数据库备份文件信息,如:200704041120. /// </summary> /// <param name="filePath">保存备份文件的文件夹路径(不包括文件名)</param> /// <returns>包含文件信息的字符串组</returns> public string[] GetAllDBBak(string filePath)
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