ServerTraceEventSet.MissingColumnStatistics Property

2008-12-15

Gets or sets a Boolean property value that specifies whether the event is included in the event set. The event occurs when column statistics that would be useful for the optimizer are not available.

命名空间: Microsoft.SqlServer.Management.Smo
程序集: Microsoft.SqlServer.Smo (in microsoft.sqlserver.smo.dll)

语法

声明
Public Property MissingColumnStatistics As Boolean

public bool MissingColumnStatistics { get; set; }

public:
property bool MissingColumnStatistics {
    bool get ();
    void set (bool value);
}

/** @property */
public boolean get_MissingColumnStatistics ()

/** @property */
public void set_MissingColumnStatistics (boolean value)

public function get MissingColumnStatistics () : boolean

public function set MissingColumnStatistics (value : boolean)

属性值

A Boolean value that specifies whether the MissingColumnStatistics event is included in the event set. If True, the event is included in the event set. If False (default), the event is not included in the event set.

备注

已更新的文本：

仅 Microsoft .NET Framework 的 2.0 版本支持此命名空间、类或成员。

示例

How to: Register Event Handlers and Subscribe to Event Handling in Visual Basic .NET

线程安全

Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.