SSIS - 如何觸發事務日誌備份文件的恢復？

Question

在SQL Server 2005集成服務中，如何自動觸發恢復事務日誌備份文件？

Answer 1

只是做了快速搜索，發現這片T-SQL的地方，只需要創建一個新的「執行SQL」任務在你的包，並給它一個鏡頭...

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-- Restore database from a backup file 
-- NOTE: If the database gets locked in Single user mode, execute 
--  the below command on it and it will restore the Multiuser mode: 
--  ALTER DATABASE yourdatabasename SET MULTI_USER 
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use master 
go 

declare @backupFileName varchar(100), @restoreDirectory varchar(100), 
@databaseDataFilename varchar(100), @databaseLogFilename varchar(100), 
@databaseDataFile varchar(100), @databaseLogFile varchar(100), 
@databaseName varchar(100), @execSql nvarchar(1000) 

-- Set the name of the database to restore 
set @databaseName = 'myDatabase' 
-- Set the path to the directory containing the database backup file. 
--IMPORTENT:: Make sure theer is a \ character at the end of your directory path below, else 
-- the script will error out 
set @restoreDirectory = 'aboslute_path_to_restore_directory' -- such as 'c:\temp\' 

-- Create the backup file name based on the restore directory, the database name and today's date 
set @backupFileName = @restoreDirectory + @databaseName + '-' + replace(convert(varchar, getdate(), 110), '-', '.') + '.bak' 

-- Get the data file and its path 
select @databaseDataFile = rtrim([Name]), 
@databaseDataFilename = rtrim([Filename]) 
from master.dbo.sysaltfiles as files 
inner join 
master.dbo.sysfilegroups as groups 
on 
files.groupID = groups.groupID 
where DBID = (
    select dbid 
    from master.dbo.sysdatabases 
    where [Name] = @databaseName 
) 

-- Get the log file and its path 
select @databaseLogFile = rtrim([Name]), 
@databaseLogFilename = rtrim([Filename]) 
from master.dbo.sysaltfiles as files 
where DBID = (
    select dbid 
    from master.dbo.sysdatabases 
    where [Name] = @databaseName 
) 
and 
groupID = 0 

print 'Killing active connections to the "' + @databaseName + '" database' 

-- Create the sql to kill the active database connections 
set @execSql = '' 
select @execSql = @execSql + 'kill ' + convert(char(10), spid) + ' ' 
from master.dbo.sysprocesses 
where db_name(dbid) = @databaseName 
and 
DBID <> 0 
and 
spid <> @@spid 
exec (@execSql) 

print 'Restoring "' + @databaseName + '" database from "' + @backupFileName + '" with ' 
print ' data file "' + @databaseDataFile + '" located at "' + @databaseDataFilename + '"' 
print ' log file "' + @databaseLogFile + '" located at "' + @databaseLogFilename + '"' 

set @execSql = ' 
restore database [' + @databaseName + '] 
from disk = ''' + @backupFileName + ''' 
with 
    file = 1, 
    move ''' + @databaseDataFile + ''' to ' + '''' + @databaseDataFilename + ''', 
    move ''' + @databaseLogFile + ''' to ' + '''' + @databaseLogFilename + ''', 
    norewind, 
    nounload, 
    replace' 

exec sp_executesql @execSql 

---------------End of Restore script---------------------------------------