1. ---备份
   USE MASTER
   GO
   EXEC sp_configure ‘show advanced options‘, 1;
   RECONFIGURE WITH OVERRIDE;
   EXEC sp_configure ‘xp_cmdshell‘, 1;
   RECONFIGURE WITH OVERRIDE;
   GO
   EXEC MASTER ..xp_cmdshell ‘net use \\sharef.cn\Share\DataBackup\SQLBackupData01 "password" /user:sharef\username‘
   GO
   ---\\sharef.cn\Share\DataBackup\SQLBackupData01 为中间存储备份文件的 存储服务器共享路径
   
   CREATE LOGIN [backup_link_user] WITH PASSWORD=N‘admindba@0001221‘, DEFAULT_DATABASE=[master], CHECK_EXPIRATION=OFF, CHECK_POLICY=OFF
   GO
   USE [DBA_Maintenance]
   GO
   CREATE USER [backup_link_user] FOR LOGIN [backup_link_user]
   GO
   USE [DBA_Maintenance]
   GO
   ALTER ROLE [db_datareader] ADD MEMBER [backup_link_user]
   GO
   USE [DBA_Maintenance]
   GO
   ALTER ROLE [db_datawriter] ADD MEMBER [backup_link_user]
   GO
   USE [msdb]
   GO
   CREATE USER [backup_link_user] FOR LOGIN [backup_link_user]
   GO
   USE [msdb]
   GO
   ALTER ROLE [db_datareader] ADD MEMBER [backup_link_user]
   
   GO
   
   USE DBA_Maintenance
   GO
   CREATE PROCEDURE PRO_Archive_BackupData
   AS
   BEGIN
   SET NOCOUNT ON
   DECLARE @NOW DATETIME=GETDATE()
   DECLARE @condition DATETIME
   SET @condition=dateadd(day,-3,@NOW)
   
   DELETE db_backup_record
   OUTPUT DELETED.*,@NOW
   INTO db_backup_archive
   WHERE backup_end<=@condition and is_restore=1
   
   SET NOCOUNT OFF
   
   END
   
   GO
   
   CREATE PROCEDURE [dbo].[PRO_BACKUP_DB]
   (
   @Instance nvarchar(128)=NULL,
   @DB_NAME SYSNAME,
   @TYPE VARCHAR(12), --FULL DIFF LOG
   @BACK_PATH VARCHAR(512)
   )
   WITH ENCRYPTION
   AS
   --version1.1
   BEGIN
   SET NOCOUNT ON
   
   DECLARE @BACKUP_FULL_SQL NVARCHAR(1280)
   DECLARE @BACKUP_DIFF_SQL NVARCHAR(1280)
   DECLARE @BACKUP_LOG_SQL NVARCHAR(1280)
   DECLARE @DATE_SERIAL_NUMBER NVARCHAR(16)
   
   IF @Instance IS NULL
   BEGIN
   SET @Instance=@@SERVICENAME
   END
   SET @DATE_SERIAL_NUMBER=‘_‘+‘‘+CONVERT(varchar(8), GETDATE(), 112)+ replace(convert(char(5), getdate(), 108), ‘:‘, ‘‘)+‘‘
   IF @DB_NAME IS NULL
   BEGIN
   PRINT ‘Database Does not Exist‘
   RETURN 1;
   END
   IF NOT EXISTS(SELECT NAME FROM MASTER.SYS.DATABASES WHERE NAME=@DB_NAME)
   BEGIN
   PRINT ‘[‘ + @DB_NAME + ‘] is not a valid database name!‘
   RETURN 1;
   END
   
   IF @TYPE NOT IN (‘FULL‘,‘DIFF‘,‘LOG‘)
   BEGIN
   PRINT ‘Database backup type must be [full], [log] or [diff]!‘
   RETURN 1;
   END
   
   DECLARE @EXISTS_INSTANCE_SQL NVARCHAR(512)
   DECLARE @EXISTS_INSTANCE_FOLDER TABLE(COL NVARCHAR(512))
   DECLARE @EXISTS_FOLDER TABLE(COL NVARCHAR(512))
   DECLARE @EXISTS_SQL NVARCHAR(512)
   DECLARE @EXISTS_SHAREFLODER_SQL NVARCHAR(512)
   DECLARE @MKDIR_SQL NVARCHAR(512)
   DECLARE @MKDIR_INSTANCE_SQL NVARCHAR(512)
   
   SET @EXISTS_SHAREFLODER_SQL=N‘EXEC MASTER..XP_CMDSHELL ‘‘DIR‘+CHAR(9)+‘‘+@BACK_PATH+‘‘‘‘
   SET @EXISTS_INSTANCE_SQL=N‘EXEC MASTER..XP_CMDSHELL ‘‘DIR‘+CHAR(9)+‘‘+@BACK_PATH+‘\‘+@Instance+‘‘‘‘
   SET @EXISTS_SQL=N‘EXEC MASTER..XP_CMDSHELL ‘‘DIR‘+CHAR(9)+‘‘+@BACK_PATH+‘\‘+@Instance+‘\‘+@DB_NAME+‘‘‘‘
   SET @MKDIR_INSTANCE_SQL=N‘EXEC MASTER..XP_CMDSHELL ‘‘MKDIR‘+CHAR(9)+‘‘+@BACK_PATH+‘\‘+@Instance+‘‘‘, NO_OUTPUT‘
   SET @MKDIR_SQL=N‘EXEC MASTER..XP_CMDSHELL ‘‘MKDIR‘+CHAR(9)+‘‘+@BACK_PATH+‘\‘+@Instance+‘\‘+@DB_NAME+‘‘‘, NO_OUTPUT‘
   
   INSERT INTO @EXISTS_FOLDER EXEC SP_EXECUTESQL @EXISTS_SHAREFLODER_SQL,N‘@BACK_PATH NVARCHAR(128)‘,@BACK_PATH
   IF EXISTS (SELECT 1 FROM @EXISTS_FOLDER WHERE COL LIKE ‘%File Not Found%‘)
   BEGIN
   PRINT ‘[‘+@BACK_PATH+‘] is not a valid !‘
   RETURN 2;
   END
   INSERT INTO @EXISTS_INSTANCE_FOLDER EXEC SP_EXECUTESQL @EXISTS_INSTANCE_SQL,N‘@BACK_PATH NVARCHAR(128),@Instance NVARCHAR(128)‘,@BACK_PATH,@Instance
   IF EXISTS (SELECT 1 FROM @EXISTS_INSTANCE_FOLDER WHERE COL LIKE ‘%File Not Found%‘)
   BEGIN
   EXEC SP_EXECUTESQL @MKDIR_INSTANCE_SQL,N‘@BACK_PATH NVARCHAR(128),@Instance NVARCHAR(128)‘,@BACK_PATH,@Instance
   END
   INSERT INTO @EXISTS_FOLDER EXEC SP_EXECUTESQL @EXISTS_SQL,N‘@BACK_PATH NVARCHAR(128),@Instance NVARCHAR(128),@DB_NAME NVARCHAR(128)‘,@BACK_PATH,@Instance,@DB_NAME
   IF EXISTS(SELECT 1 FROM @EXISTS_FOLDER WHERE COL LIKE ‘%File Not Found%‘)
   BEGIN
   EXEC SP_EXECUTESQL @MKDIR_SQL,N‘@BACK_PATH NVARCHAR(128),@Instance NVARCHAR(128),@DB_NAME NVARCHAR(128)‘,@BACK_PATH,@Instance,@DB_NAME
   END
   IF RIGHT(@BACK_PATH,1)=‘\‘
   BEGIN
   SET @BACK_PATH=LEFT(@BACK_PATH,LEN(@BACK_PATH)-1)
   END
   
   
   DECLARE @ERROR INT
   DECLARE @BACKUP_FILENAME VARCHAR(512)
   DECLARE @BACKUP_BEGIN DATETIME
   IF @TYPE=‘FULL‘
   BEGIN
   SET @BACKUP_FULL_SQL=N‘BACKUP DATABASE‘+CHAR(9)+‘[‘+@DB_NAME+‘]‘+CHAR(9)
   +‘TO DISK= ‘‘‘+@BACK_PATH+‘\‘+@Instance+‘\‘+@DB_NAME+‘\‘+@DB_NAME+@DATE_SERIAL_NUMBER+‘.BAK‘‘‘+CHAR(9)+‘WITH NOFORMAT, NOINIT,‘
   +‘NAME=N‘‘‘+@DB_NAME+‘-FULL Database Backup‘‘, SKIP, NOREWIND, NOUNLOAD, STATS = 10‘
   SET @BACKUP_FILENAME=@DB_NAME+@DATE_SERIAL_NUMBER+‘.BAK‘
   --EXEC (@BACKUP_FULL_SQL)
   SET @BACKUP_BEGIN=GETDATE()
   EXEC SP_EXECUTESQL @BACKUP_FULL_SQL,N‘@DB_NAME NVARCHAR(128),@BACK_PATH NVARCHAR(128),@Instance NVARCHAR(128),@DATE_SERIAL_NUMBER NVARCHAR(16)‘,@DB_NAME,@BACK_PATH,@Instance,@DATE_SERIAL_NUMBER
   SET @ERROR=@@ERROR
   END
   IF @TYPE=‘DIFF‘
   BEGIN
   SET @BACKUP_DIFF_SQL=N‘BACKUP DATABASE‘+CHAR(9)+‘[‘+@DB_NAME+‘]‘+CHAR(9)
   +‘TO DISK= ‘‘‘+@BACK_PATH+‘\‘+@Instance+‘\‘+@DB_NAME+‘\‘+@DB_NAME+@DATE_SERIAL_NUMBER+‘.DIFF‘‘‘+CHAR(9)+‘WITH DIFFERENTIAL , NOFORMAT, NOINIT,‘
   +‘NAME=N‘‘‘+@DB_NAME+‘-Differential Database Backup‘‘, SKIP, NOREWIND, NOUNLOAD, STATS = 10‘
   SET @BACKUP_FILENAME=@DB_NAME+@DATE_SERIAL_NUMBER+‘.DIFF‘
   --EXEC (@BACKUP_DIFF_SQL)
   SET @BACKUP_BEGIN=GETDATE()
   EXEC SP_EXECUTESQL @BACKUP_DIFF_SQL,N‘@DB_NAME NVARCHAR(128),@BACK_PATH NVARCHAR(128),@Instance NVARCHAR(128),@DATE_SERIAL_NUMBER NVARCHAR(16)‘,@DB_NAME,@BACK_PATH,@Instance,@DATE_SERIAL_NUMBER
   SET @ERROR=@@ERROR
   END
   IF @TYPE=‘LOG‘
   BEGIN
   SET @BACKUP_LOG_SQL=N‘BACKUP LOG‘+CHAR(9)+‘[‘+@DB_NAME+‘]‘+CHAR(9)
   +‘TO DISK= ‘‘‘+@BACK_PATH+‘\‘+@Instance+‘\‘+@DB_NAME+‘\‘+@DB_NAME+@DATE_SERIAL_NUMBER+‘.TRN‘‘‘+CHAR(9)+‘WITH NOFORMAT, NOINIT,‘
   +‘NAME=N‘‘‘+@DB_NAME+‘-Transaction Log Backup‘‘, SKIP, NOREWIND, NOUNLOAD, STATS = 10‘
   SET @BACKUP_FILENAME=@DB_NAME+@DATE_SERIAL_NUMBER+‘.TRN‘
   --EXEC (@BACKUP_LOG_SQL)
   SET @BACKUP_BEGIN=GETDATE()
   EXEC SP_EXECUTESQL @BACKUP_LOG_SQL,N‘@DB_NAME NVARCHAR(128),@BACK_PATH NVARCHAR(128),@Instance NVARCHAR(128),@DATE_SERIAL_NUMBER NVARCHAR(16)‘,@DB_NAME,@BACK_PATH,@Instance,@DATE_SERIAL_NUMBER
   SET @ERROR=@@ERROR
   END
   IF @ERROR=0
   BEGIN
   --INSERT INTO DBA_Maintenance.dbo.db_backup_record select @DB_NAME,@BACKUP_BEGIN,getdate(), @BACK_PATH+‘\‘+@Instance+‘\‘+@DB_NAME,@TYPE,@BACKUP_FILENAME,0 --version 1.0
   INSERT INTO DBA_Maintenance.dbo.db_backup_record select @DB_NAME,@BACKUP_BEGIN,getdate(), @BACK_PATH+‘\‘+@Instance+‘\‘+@DB_NAME+‘\‘+@BACKUP_FILENAME,@TYPE,0 --version 1.1
   END
   
   SET NOCOUNT OFF
   END
   
   ---还原
   
   USE MASTER
   GO
   EXEC sp_configure ‘show advanced options‘, 1;
   RECONFIGURE WITH OVERRIDE;
   EXEC sp_configure ‘xp_cmdshell‘, 1;
   RECONFIGURE WITH OVERRIDE;
   GO
   EXEC MASTER ..xp_cmdshell ‘net use \\sharef.cn\Share\DataBackup\SQLBackupData01 "password" /user:sharef\username‘
   GO
   
   GO
   CREATE LOGIN [backup_link_user] WITH PASSWORD=N‘admindba@0001221‘, DEFAULT_DATABASE=[master], CHECK_EXPIRATION=OFF, CHECK_POLICY=OFF
   GO
   USE [DBA_Maintenance]
   GO
   CREATE USER [backup_link_user] FOR LOGIN [backup_link_user]
   GO
   USE [DBA_Maintenance]
   GO
   ALTER ROLE [db_datareader] ADD MEMBER [backup_link_user]
   GO
   USE [DBA_Maintenance]
   GO
   ALTER ROLE [db_datawriter] ADD MEMBER [backup_link_user]
   GO
   USE [msdb]
   GO
   CREATE USER [backup_link_user] FOR LOGIN [backup_link_user]
   GO
   USE [msdb]
   GO
   ALTER ROLE [db_datareader] ADD MEMBER [backup_link_user]
   GO
   
   
   EXEC sp_addlinkedserver
   @server=‘VCST004003IS01‘ ,--被访问的服务器别名
   @srvproduct=‘‘ ,
   @provider=‘SQLOLEDB‘ ,
   @datasrc=http://www.mamicode.com/‘vcst004003sl01.sharef.cn/vcst004003is01‘ --要访问的服务器
   EXEC sp_addlinkedsrvlogin
   ‘VCST004003IS01‘, --被访问的服务器别名
   ‘false‘,
   NULL,
   ‘backup_link_user‘, --帐号
   ‘admindba@0001221‘ --密码
   GO
   
   
   CREATE PROCEDURE [dbo].[PRO_AccordingTo_Parameters_Restore_DB]
   (
   @Instance nvarchar(128)=NULL,--暂时无用
   @DB_NAME NVARCHAR(128)=NULL,
   @TYPE NVARCHAR(16), --FULL DIFF LOG
   @RESTORE_PATH NVARCHAR(128)=N‘\\sharef.cn\Share\DataBackup\SQLBackupData01\SQLBackupData01\VCST004005IS01‘,
   @LOCAL_DBFILES_PATH NVARCHAR(512)=N‘T:\MSSQL11.VWSR027002IS02\MSSQL\DATA\‘,
   @DATE_TIME DATETIME=NULL
   )
   WITH ENCRYPTION
   AS
   BEGIN
   SET NOCOUNT ON
   
   DECLARE @RESTORE_PATH_FILENAME NVARCHAR(512)
   DECLARE @RESTORE_FULL_SQL NVARCHAR(4000)
   DECLARE @RESTORE_DIFF_SQL NVARCHAR(4000)
   DECLARE @RESTORE_LOG_SQL NVARCHAR(4000)
   DECLARE @ERROR INT=0
   DECLARE @i int=1
   DECLARE @count int=1
   
   DECLARE @RESTORE_BEGIN DATETIME
   DECLARE @EXISTS_FOLDER TABLE(COL NVARCHAR(512))
   DECLARE @EXISTS_RESTOREDB_FOLDER_SQL NVARCHAR(512)
   
   IF @DATE_TIME IS NULL AND @TYPE=‘FULL‘
   BEGIN
   SET @DATE_TIME=DATEADD(day,-3,getdate())
   END
   IF @DATE_TIME IS NULL AND @TYPE=‘DIFF‘
   BEGIN
   SET @DATE_TIME=DATEADD(hour,-3,getdate())
   END
   IF @TYPE NOT IN (‘FULL‘,‘DIFF‘,‘LOG‘)
   BEGIN
   PRINT ‘Please Specify The Type Of The Restore Database ([full], [log] or [diff])!‘
   RETURN;
   END
   IF @RESTORE_PATH IS NULL
   BEGIN
   PRINT ‘The Path To Restore Database Cannot Be Empty!‘
   RETURN;
   END
   ELSE
   BEGIN
   SET @EXISTS_RESTOREDB_FOLDER_SQL=N‘EXEC MASTER..XP_CMDSHELL ‘‘DIR‘+CHAR(9)+‘‘+@RESTORE_PATH+‘\‘+@DB_NAME+‘‘‘‘
   INSERT INTO @EXISTS_FOLDER EXEC SP_EXECUTESQL @EXISTS_RESTOREDB_FOLDER_SQL,N‘@RESTORE_PATH NVARCHAR(128),@DB_NAME NVARCHAR(128)‘,@RESTORE_PATH,@DB_NAME
   IF EXISTS (SELECT 1 FROM @EXISTS_FOLDER WHERE COL LIKE ‘%File Not Found%‘)
   BEGIN
   PRINT ‘[‘+@RESTORE_PATH+‘] is not a valid !‘
   RETURN;
   END
   END
   IF RIGHT(@RESTORE_PATH,1)=‘\‘
   BEGIN
   SET @RESTORE_PATH=LEFT(@RESTORE_PATH,LEN(@RESTORE_PATH)-1)
   END
   DECLARE @tmp TABLE (rn int,dbname sysname,backup_type varchar(16),backup_path_filename nvarchar(512))
   DECLARE @RESTORE_TYPE VARCHAR(6)
   IF @TYPE=‘FULL‘
   BEGIN
   SET @RESTORE_TYPE=‘D‘
   END
   IF @TYPE=‘DIFF‘
   BEGIN
   SET @RESTORE_TYPE=‘I‘
   END
   IF @TYPE=‘LOG‘
   BEGIN
   SET @RESTORE_TYPE=‘L‘
   END
   INSERT INTO @tmp SELECT ROW_NUMBER() over(order by database_name)rn,BACKUP_DATA.database_name, BACKUP_DATA.backup_type,BACKUP_DATA.physical_device_name
   FROM
   (
   SELECT
   bjs.database_name,
   CASE bjs.type
   WHEN ‘D‘ THEN ‘Database‘
   WHEN ‘L‘ THEN ‘Log‘
   WHEN ‘I‘ THEN ‘DIFF‘
   END AS backup_type,
   bkmf.physical_device_name,
   bjs.first_lsn,bjs.last_lsn,
   bjs.database_backup_lsn,
   bjs.backup_finish_date
   
   FROM [VCST004005sl01].[msdb].[dbo].[backupmediafamily] AS bkmf WITH(NOLOCK)
   INNER JOIN [VCST004005sl01].[msdb].[dbo].[backupset] AS bjs WITH(NOLOCK)
   ON bkmf. media_set_id=bjs.media_set_id
   WHERE bjs.RECOVERY_MODEL=‘FULL‘
   AND bjs.type=@RESTORE_TYPE
   AND bjs.backup_finish_date>=@DATE_TIME
   AND bjs.database_name not in (‘master‘,‘msdb‘,‘model‘,‘tempdb‘,‘DBA_Maintenance‘)
   )AS BACKUP_DATA
   WHERE NOT EXISTS( SELECT 1
   FROM msdb .dbo. backupset AS bus WITH(NOLOCK)
   WHERE BACKUP_DATA.database_name=bus.database_name
   AND BACKUP_DATA.first_lsn= bus.first_lsn
   AND BACKUP_DATA.last_lsn=bus.last_lsn
   AND bus.backup_finish_date>=@DATE_TIME
   AND bus.type=@RESTORE_TYPE
   )
   AND NOT EXISTS (SELECT 1 FROM (SELECT database_name,MAX(backup_finish_date)backup_finish_date
   FROM msdb .dbo. backupset AS bus WITH(NOLOCK)
   WHERE bus.backup_finish_date>=@DATE_TIME
   AND type=@RESTORE_TYPE
   GROUP BY database_name
   )tmp
   WHERE BACKUP_DATA.database_name=tmp.database_name
   AND BACKUP_DATA.backup_finish_date<=tmp.backup_finish_date
   )
   
   
   SELECT @count=count(*) from @tmp
   
   WHILE @i<=@count
   BEGIN
   
   SET @DB_NAME=NULL
   SET @RESTORE_PATH_FILENAME=NULL
   SET @RESTORE_PATH=NULL
   SET @ERROR=0
   
   SELECT @DB_NAME=dbname,
   @RESTORE_PATH_FILENAME=backup_path_filename
   FROM @tmp WHERE rn=@i
   
   DECLARE @FileListInfo TABLE
   (
   LogicalName nvarchar(512) null,
   PhysicalName nvarchar(512) null,
   Type varchar(16) null,
   FileGroupName nvarchar(128) null,
   FileSize bigint null ,
   FileMaxSize Bigint null,
   FileId bigint,
   CreateLSN numeric(25,0),
   DropLSN numeric(25,0) NULL,
   UniqueID uniqueidentifier,
   ReadOnlyLSN numeric(25,0) NULL,
   ReadWriteLSN numeric(25,0) NULL,
   BackupSizeInBytes bigint,
   SourceBlockSize int,
   FileGroupID int,
   LogGroupGUID uniqueidentifier NULL,
   DifferentialBaseLSN numeric(25,0) NULL,
   DifferentialBaseGUID uniqueidentifier,
   IsReadOnly bit,
   IsPresent bit,
   TDEThumbprint nvarchar(128)
   )
   
   DECLARE @Get_FilelistSQL nvarchar(max)
   SET @Get_FilelistSQL = N‘RESTORE FILELISTONLY FROM DISK = N‘‘‘+@RESTORE_PATH_FILENAME+‘‘‘‘+CHAR(9)
   INSERT INTO @FileListInfo EXEC SP_EXECUTESQL @Get_FilelistSQL
   
   DECLARE @LogicalName_D NVARCHAR(512)
   DECLARE @LogicalName_L NVARCHAR(512)
   SELECT @LogicalName_D=LogicalName FROM @FileListInfo WHERE Type=‘D‘
   SELECT @LogicalName_L=LogicalName FROM @FileListInfo WHERE Type=‘L‘
   IF @TYPE=‘FULL‘
   BEGIN
   SET @RESTORE_FULL_SQL=N‘RESTORE DATABASE‘+CHAR(9)+‘[‘+@DB_NAME+‘]‘+CHAR(9)
   +‘FROM DISK= ‘‘‘+@RESTORE_PATH_FILENAME+‘‘‘‘+CHAR(9)
   +‘WITH FILE = 1,MOVE N‘‘‘+@DB_NAME+‘‘‘ TO N‘‘‘+@LOCAL_DBFILES_PATH+@LogicalName_D+‘.MDF‘‘,
   MOVE N‘‘‘+@DB_NAME+‘_LOG ‘‘ TO N‘‘‘+@LOCAL_DBFILES_PATH+@LogicalName_L+‘.LDF‘‘,NORECOVERY, NOUNLOAD, REPLACE, STATS = 5‘
   SET @RESTORE_BEGIN =GETDATE()
   EXEC SP_EXECUTESQL @RESTORE_FULL_SQL
   ,N‘@DB_NAME NVARCHAR(128),@RESTORE_PATH_FILENAME NVARCHAR(512),@LOCAL_DBFILES_PATH NVARCHAR(512),@LogicalName_D NVARCHAR(128),@LogicalName_L NVARCHAR(128)‘
   ,@DB_NAME,@RESTORE_PATH_FILENAME,@LOCAL_DBFILES_PATH,@LogicalName_D,@LogicalName_L
   SET @ERROR=@ERROR+@@ERROR
   END
   IF @TYPE=‘DIFF‘
   BEGIN
   SET @RESTORE_DIFF_SQL=N‘RESTORE DATABASE‘+CHAR(9)+‘[‘+@DB_NAME+‘]‘+CHAR(9)
   +‘FROM DISK= ‘‘‘+@RESTORE_PATH_FILENAME+‘‘‘‘+CHAR(9)
   +‘WITH FILE = 1,MOVE N‘‘‘+@DB_NAME+‘‘‘ TO N‘‘‘+@LOCAL_DBFILES_PATH+@LogicalName_D+‘.MDF‘‘,
   MOVE N‘‘‘+@DB_NAME+‘_LOG ‘‘ TO N‘‘‘+@LOCAL_DBFILES_PATH+@LogicalName_L+‘.LDF‘‘,NORECOVERY, NOUNLOAD, REPLACE, STATS = 10‘
   SET @RESTORE_BEGIN =GETDATE()
   EXEC SP_EXECUTESQL @RESTORE_DIFF_SQL
   ,N‘@DB_NAME NVARCHAR(128),@RESTORE_PATH_FILENAME NVARCHAR(512),@LOCAL_DBFILES_PATH NVARCHAR(512),@LogicalName_D NVARCHAR(128),@LogicalName_L NVARCHAR(128)‘
   ,@DB_NAME,@RESTORE_PATH_FILENAME,@LOCAL_DBFILES_PATH,@LogicalName_D,@LogicalName_L
   SET @ERROR=@ERROR+@@ERROR
   END
   IF @TYPE=‘LOG‘
   BEGIN
   SET @RESTORE_LOG_SQL=N‘RESTORE LOG‘+CHAR(9)+‘[‘+@DB_NAME+‘]‘+CHAR(9)
   +‘FROM DISK= ‘‘‘+@RESTORE_PATH_FILENAME+‘‘‘‘+CHAR(9)
   +‘WITH FILE = 1,NORECOVERY, NOUNLOAD, STATS = 10‘
   SET @RESTORE_BEGIN =GETDATE()
   EXEC SP_EXECUTESQL @RESTORE_LOG_SQL
   ,N‘@DB_NAME NVARCHAR(128),@RESTORE_PATH_FILENAME NVARCHAR(512)‘
   ,@DB_NAME,@RESTORE_PATH_FILENAME
   SET @ERROR=@ERROR+@@ERROR
   END
   IF @ERROR=0
   BEGIN
   INSERT INTO DBA_Maintenance.dbo.db_restory_record (dbname,restore_begin,restore_end,restore_type,restore_filename,flag)
   VALUES (@DB_NAME,@RESTORE_BEGIN,GETDATE(),@TYPE,@RESTORE_PATH_FILENAME,1)
   END
   SET @i=@i+1
   END
   
   SET NOCOUNT OFF
   END
   
   GO

数据库异地备份还原