Artikel
03/30/2012

AutoCreateStatisticsEnabled-Eigenschaft

Ruft einen Boolean-Eigenschaftswert ab, der angibt, ob Statistiken automatisch für die Datenbank erstellt werden.

Namespace: Microsoft.SqlServer.Management.Smo
Assembly: Microsoft.SqlServer.Smo (in Microsoft.SqlServer.Smo.dll)

Syntax

'Declaration
<SfcPropertyAttribute(SfcPropertyFlags.None Or SfcPropertyFlags.Standalone Or SfcPropertyFlags.SqlAzureDatabase Or SfcPropertyFlags.Deploy)> _
Public Property AutoCreateStatisticsEnabled As Boolean
    Get
    Set
'Usage
Dim instance As Database
Dim value As Boolean

value = instance.AutoCreateStatisticsEnabled

instance.AutoCreateStatisticsEnabled = value

[SfcPropertyAttribute(SfcPropertyFlags.None|SfcPropertyFlags.Standalone|SfcPropertyFlags.SqlAzureDatabase|SfcPropertyFlags.Deploy)]
public bool AutoCreateStatisticsEnabled { get; set; }

[SfcPropertyAttribute(SfcPropertyFlags::None|SfcPropertyFlags::Standalone|SfcPropertyFlags::SqlAzureDatabase|SfcPropertyFlags::Deploy)]
public:
virtual property bool AutoCreateStatisticsEnabled {
    bool get () sealed;
    void set (bool value) sealed;
}

[<SfcPropertyAttribute(SfcPropertyFlags.None|SfcPropertyFlags.Standalone|SfcPropertyFlags.SqlAzureDatabase|SfcPropertyFlags.Deploy)>]
abstract AutoCreateStatisticsEnabled : bool with get, set
[<SfcPropertyAttribute(SfcPropertyFlags.None|SfcPropertyFlags.Standalone|SfcPropertyFlags.SqlAzureDatabase|SfcPropertyFlags.Deploy)>]
override AutoCreateStatisticsEnabled : bool with get, set

final function get AutoCreateStatisticsEnabled () : boolean
final function set AutoCreateStatisticsEnabled (value : boolean)

Eigenschaftswert

Typ: System. . :: . .Boolean
Ein Boolean-Wert, der angibt, ob Statistiken automatisch für die Datenbank erstellt werden.
True gibt an, dass Statistiken automatisch für die Datenbank erstellt werden. Andernfalls der Standardwert False.

Implementiert

IDatabaseOptions. . :: . .AutoCreateStatisticsEnabled

Hinweise

The AutoCreateStatisticsEnabled property is equivalent to setting the AUTO_CREATE_STATISTICS ON option in the ALTER DATABASE Transact-SQL statement.

Beispiele

'Connect to the local, default instance of SQL Server.
Dim srv As Server
srv = New Server

'Reference the AdventureWorks2008R2 database.
Dim db As Database
db = srv.Databases("AdventureWorks2008R2")

'Display the current options for statistics.
Console.WriteLine("Automatically create statistics = " + _
db.AutoCreateStatisticsEnabled.ToString)
Console.WriteLine("Automatically update statistics = " + _
db.AutoUpdateStatisticsEnabled.ToString)

PowerShell

$srv = new-Object Microsoft.SqlServer.Management.Smo.Server("(local)")
$db = New-Object Microsoft.SqlServer.Management.Smo.Database
$db = $srv.Databases.Item("AdventureWorks2008R2")
Write-Host "Automatically create statistics =" $db.AutoCreateStatisticsEnabled
Write-Host "Automatically update statistics =" $db.AutoUpdateStatisticsEnabled