我正在运行一个出现错误的脚本。当我注释掉脚本的一部分时，它说它成功了——但实际上什么也没做。该脚本是多个目录中多个数据库的还原脚本。该脚本应该将这些数据库恢复到与数据库同名的目录中。我将在此处附上脚本：
use [master]
GO
set nocount on
declare @curdir nvarchar(400)
declare @line varchar(400)
declare @command varchar(400)
declare @counter bigint
Declare @Database_name varchar(400)
Declare @directory varchar(400)
Declare @filename_name varchar(400)
declare @is_final_restore varchar(1)
set @is_final_restore = 'N'
If (select count (*) from sys.objects where name='Output') <> 0 DROP TABLE output
If (select count (*) from tempdb.sys.objects where name like '%#Tempoutput%') <> 0 DROP TABLE #Tempoutput
If (select count (*) from tempdb.sys.objects where name like '%#dirs%') <> 0 DROP TABLE #dirs
create table #dirs (DIRID bigint identity(1,1), directory varchar(400))
Set @command = 'dir "E:\MVE_Backups\Full" /S/B/A:A'
insert into #dirs exec xp_cmdshell @command
set @counter = (select count(*) from #dirs)
create table #tempoutput (line varchar(400))
create table output (Path_name varchar(400),Directory varchar(400),Files varchar(400),Database_name varchar(400), FileSize varchar(400))
While @Counter <> 0
Begin
Declare @filesize bigint
set @curdir = (select directory from #dirs where DIRID = @counter)
set @command = 'dir "' + @curdir +'"'
insert into #tempoutput
exec master.dbo.xp_cmdshell @command
select @line = ltrim(replace(substring(line, charindex(')', line)+1,len(line)), ',', ''))
from #tempoutput where line like '%File(s)%bytes'
Set @filesize = Replace(@line, ' bytes', '')
Set @filename_name = reverse(left(reverse(@curdir), charindex('\', reverse(@curdir)) -1))
Set @directory = reverse(Right(reverse(@curdir), len(@curdir)-charindex('\', reverse(@curdir))))
Set @Database_name = reverse(left(reverse(@directory), charindex('\', reverse(@directory)) -1))
Insert into output (Path_name,Directory, Files,Database_name, Filesize) values (@curdir,@directory,@filename_name,@Database_name, @filesize)
Set @counter = @counter -1
End
Delete from output where Path_name is null
DECLARE @fname VARCHAR(200)
DECLARE @dirfile VARCHAR(300)
DECLARE @LogicalName NVARCHAR(128)
DECLARE @PhysicalName NVARCHAR(260)
DECLARE @type CHAR(1)
DECLARE @DbName sysname
DECLARE @sql NVARCHAR(1000)
--- Create Temp tables for Restoring
CREATE TABLE #bdev(
BackupName NVARCHAR(128)
,BackupDescription NVARCHAR(255)
,BackupType smallint
,ExpirationDate datetime
,Compressed tinyint
,Position smallint
,DeviceType tinyint
,UserName NVARCHAR(128)
,ServerName NVARCHAR(128)
,DatabaseName NVARCHAR(128)
,DatabaseVersion INT
,DatabaseCreationDate datetime
,BackupSize numeric(20,0)
,FirstLSN numeric(25,0)
,LastLSN numeric(25,0)
,CheckpointLSN numeric(25,0)
,DatabaseBackupLSN numeric(25,0)
,BackupStartDate datetime
,BackupFinishDate datetime
,SortOrder smallint
,CodePage smallint
,UnicodeLocaleId INT
,UnicodeComparisonStyle INT
,CompatibilityLevel tinyint
,SoftwareVendorId INT
,SoftwareVersionMajor INT
,SoftwareVersionMinor INT
,SoftwareVersionBuild INT
,MachineName NVARCHAR(128)
,Flags INT
,BindingID uniqueidentifier
,RecoveryForkID uniqueidentifier
,Collation NVARCHAR(128)
,FamilyGUID uniqueidentifier
,HasBulkLoggedData INT
,IsSnapshot INT
,IsReadOnly INT
,IsSingleUser INT
,HasBackupChecksums INT
,IsDamaged INT
,BegibsLogChain INT
,HasIncompleteMetaData INT
,IsForceOffline INT
,IsCopyOnly INT
,FirstRecoveryForkID uniqueidentifier
,ForkPointLSN numeric(25,0)
,RecoveryModel NVARCHAR(128)
,DifferentialBaseLSN numeric(25,0)
,DifferentialBaseGUID uniqueidentifier
,BackupTypeDescription NVARCHAR(128)
,BackupSetGUID uniqueidentifier
,CompressedBackupSize bigint
)
--Table to hold result from RESTORE FILELISTONLY. Need to generate the MOVE options to the RESTORE command
CREATE TABLE #dbfiles(
LogicalName NVARCHAR(128)
,PhysicalName NVARCHAR(260)
,Type CHAR(1)
,FileGroupName NVARCHAR(128)
,Size numeric(20,0)
,MaxSize numeric(20,0)
,FileId INT
,CreateLSN numeric(25,0)
,DropLSN numeric(25,0)
,UniqueId uniqueidentifier
,ReadOnlyLSN numeric(25,0)
,ReadWriteLSN numeric(25,0)
,BackupSizeInBytes BIGINT
,SourceBlockSize INT
,FilegroupId INT
,LogGroupGUID uniqueidentifier
,DifferentialBaseLSN numeric(25)
,DifferentialBaseGUID uniqueidentifier
,IsReadOnly INT
,IsPresent INT
,TDEThumbPrint uniqueidentifier
)
DECLARE dbfiles CURSOR FOR
SELECT LogicalName, PhysicalName, Type FROM #dbfiles
declare backup_cur cursor for
select Path_name, Database_name from output
open backup_cur
fetch next from backup_cur into @filename_name, @database_name
--Loop through each script.
while @@FETCH_STATUS = 0
BEGIN
if @is_final_restore = 'Y'
BEGIN
set @dirfile = @filename_name
set @Database_name = @Database_name + '_temp'
print 'RESTORE DATABASE [' + @database_name + '] FROM DISK = N''' + @dirfile + ''' WITH FILE = 1, NOUNLOAD'
print 'GO'
print 'USE [' + @database_name + ']'
print 'GO'
print 'sp_changedbowner ''' + @database_name + '_user'''
print 'GO'
print 'USE [master]'
print 'GO'
print 'ALTER DATABASE [' + @database_name + '] SET TRUSTWORTHY on'
print 'GO'
print 'GRANT UNSAFE ASSEMBLY TO [' + @database_name + '_user]'
print 'GO'
print 'sp_configure ''clr enabled'', 1'
print 'GO'
print 'reconfigure'
print 'GO'
END
ELSE
BEGIN
--PRINT ('Now Restoring Database '+ @database_name+' in Non-Recovery Mode. From File :'+@filename_name )
set @dirfile = @filename_name
--Get database name from RESTORE HEADERONLY, assumes there's only one backup on each backup file.
TRUNCATE TABLE #bdev
INSERT #bdev
EXEC('RESTORE HEADERONLY FROM DISK = ''' + @dirfile + '''')
SET @DbName = (SELECT DatabaseName FROM #bdev)
--Construct the beginning for the RESTORE DATABASE command
SET @sql = 'RESTORE DATABASE [' + @DbName + '] FROM DISK = ''' + @dirfile + ''' WITH NORECOVERY, MOVE '
--Get information about database files from backup device into temp table
TRUNCATE TABLE #dbfiles
INSERT #dbfiles
EXEC('RESTORE FILELISTONLY FROM DISK = ''' + @dirfile + '''')
OPEN dbfiles
FETCH NEXT FROM dbfiles INTO @LogicalName, @PhysicalName, @type
--For each database file that the database uses
WHILE @@FETCH_STATUS = 0
BEGIN
IF @type = 'D'
SET @sql = @sql + '''' + @LogicalName + ''' TO ''' + 'F:\Database_Files\'+@database_name+'\' + @LogicalName + '.mdf'', MOVE '
ELSE IF @type = 'L'
SET @sql = @sql + '''' + @LogicalName + ''' TO ''' + 'F:\Database_Files\'+@database_name+'\' + @LogicalName + '.ldf'''
FETCH NEXT FROM dbfiles INTO @LogicalName, @PhysicalName, @type
END
PRINT ('EXECUTE master.dbo.xp_create_subdir N'''+'F:\Database_Files\'+@database_name+'''')
PRINT ('GO')
PRINT @SQL
PRINT ('GO')
close dbfiles
END
fetch next from backup_cur into @filename_name, @database_name
END
close backup_cur
deallocate backup_cur
DEALLOCATE dbfiles
drop table output;
drop table #bdev
drop table #dbfiles
我运行时的错误是：
消息 213，级别 16，状态 7，第 1 行 列名或提供的值的数量与表定义不匹配。消息 3013，级别 16，状态 1，第 1 行 RESTORE HEADERONLY 异常终止。
我注释掉的代码是这样的：
BEGIN
set @dirfile = @filename_name
set @Database_name = @Database_name + '_temp'
print 'RESTORE DATABASE [' + @database_name + '] FROM DISK = N''' + @dirfile + ''' WITH FILE = 1, NOUNLOAD'
print 'GO'
print 'USE [' + @database_name + ']'
print 'GO'
print 'sp_changedbowner ''' + @database_name + '_user'''
print 'GO'
print 'USE [master]'
print 'GO'
print 'ALTER DATABASE [' + @database_name + '] SET TRUSTWORTHY on'
print 'GO'
print 'GRANT UNSAFE ASSEMBLY TO [' + @database_name + '_user]'
print 'GO'
print 'sp_configure ''clr enabled'', 1'
print 'GO'
print 'reconfigure'
print 'GO'
END
ELSE