Свойство Database.AutoCreateStatisticsEnabled

Статья
04/26/2013

Gets a value that specifies whether statistics are automatically created for the database.

Пространство имен: Microsoft.SqlServer.Management.Smo
Сборка: Microsoft.SqlServer.Smo (в Microsoft.SqlServer.Smo.dll)

Синтаксис

'Декларация
<SfcPropertyAttribute(SfcPropertyFlags.None Or SfcPropertyFlags.Standalone Or SfcPropertyFlags.SqlAzureDatabase Or SfcPropertyFlags.Deploy)> _
Public Property AutoCreateStatisticsEnabled As Boolean 
    Get 
    Set
'Применение
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)

Значение свойства

Тип: System.Boolean
A Boolean value that specifies whether statistics are automatically created for the database.If True, statistics are automatically created for the database. Otherwise, False (default).

Реализует

IDatabaseOptions.AutoCreateStatisticsEnabled

Замечания

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

Примеры

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

'Reference the AdventureWorks2012 database.
Dim db As Database
db = srv.Databases("AdventureWorks2012")

'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("AdventureWorks2012")
Write-Host "Automatically create statistics =" $db.AutoCreateStatisticsEnabled
Write-Host "Automatically update statistics =" $db.AutoUpdateStatisticsEnabled