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我们有一组由不同员工维护的 SSAS 2005 数据库。元数据/模式(包括格式字符串等)已经演变为代表大量工作,并且它们会定期更改。我们已经尝试将商业智能项目置于源代码控制之下,但如果没有数据本身,对所有 SSAS 元数据进行夜间备份也会很好。(数据当然是庞大且可重复的,而架构很小。)

我可以使用 Microsoft.AnalysisServices.Server.Databases 集合以编程方式(C#)轻松地循环遍历所有 SSAS 数据库,但我还没有找到一种简单的方法来备份没有数据的架构。使用 SSMS,我可以右键单击 db 并选择 [Script Database as]-->[CREATE To]-->[File ...] 例如并获取表示整个数据库元数据的 XMLA。这在这里引用:http: //msdn.microsoft.com/en-us/library/ms174589.aspx,我相信这有我们想要备份的所有信息......但是我还没有找到方法在 Microsoft.AnalysisServices 程序集中提供类似的功能,但不知道该去哪里找。

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2 回答 2

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我知道我可能有点晚了,但它来了..

这是 PowerShell,但转换为 C# 是轻而易举的事:

$svrName = "localhost\sql08"
$sourceDB = "Adventure Works DW 2008"
$sourceCube = "Adventure Works"

# load the AMO library (redirect to null to 'eat' the output from assembly loading process)
[System.Reflection.Assembly]::LoadwithpartialName("Microsoft.AnalysisServices") > $null
# connect to the AS Server
$svr = New-Object Microsoft.AnalysisServices.Server
$svr.Connect($svrName)

# get a reference to the database
$db= $svr.Databases.Item($sourceDB)
# get a reference to the cube
$cub = $db.Cubes.FindByName($sourceCube)

# setup the scripter object
$sb = new-Object System.Text.StringBuilder
$sw = new-Object System.IO.StringWriter($sb)
$xmlOut = New-Object System.Xml.XmlTextWriter($sw) 
$xmlOut.Formatting = [System.Xml.Formatting]::Indented
$scr = New-Object Microsoft.AnalysisServices.Scripter

# create an array of MajorObjects to pass to the scripter
$x = [Microsoft.AnalysisServices.MajorObject[]] @($cub)

$scr.ScriptCreate($x,$xmlOut,$false)

$sb.ToString() > c:\data\tmpCube2.xmla

# clean up any disposeable objects
$sw.Close()
$svr.Disconnect()
$svr.Dispose()

这不是我的,我是Darren Gosbell发布的地方找到的。

于 2011-08-08T07:19:24.647 回答
2

我找到了一个解决方案:

void ScriptDb(string svrName, string dbName, string outFolderPath)
{
  using (var svr = new Server())
  {
    svr.Connect(svrName);

    // get a reference to the database
    var db = svr.Databases[dbName];

    // setup the scripter object
    var sw = new StringWriter();
    var xmlOut = new XmlTextWriter(sw);
    xmlOut.Formatting = Formatting.Indented;
    var scr = new Scripter();

    // create an array of MajorObjects to pass to the scripter
    var x = new MajorObject[] { db };
    scr.ScriptCreate(x, xmlOut, true);

    // todo: would be wise to replace illegal filesystem chars in dbName
    var outPath = Path.Combine(outFolderPath, dbName + ".xmla");
    File.WriteAllText(outPath, sw.ToString());

    // clean up any disposeable objects
    sw.Close();
    svr.Disconnect();
    svr.Dispose();
  }
}
于 2012-01-06T17:31:06.260 回答