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UserDefinedAggregateCollection 類別

The UserDefinedAggregateCollection class represents a collection of UserDefinedAggregate objects that represent all the database user-defined aggregates that are defined on a database.

命名空間：  Microsoft.SqlServer.Management.Smo
組件：  Microsoft.SqlServer.Smo (在 Microsoft.SqlServer.Smo.dll 中)

語法

'宣告
Public NotInheritable Class UserDefinedAggregateCollection _
    Inherits SchemaCollectionBase
'用途
Dim instance As UserDefinedAggregateCollection

public sealed class UserDefinedAggregateCollection : SchemaCollectionBase

public ref class UserDefinedAggregateCollection sealed : public SchemaCollectionBase

[<SealedAttribute>]
type UserDefinedAggregateCollection =  
    class
        inherit SchemaCollectionBase
    end

public final class UserDefinedAggregateCollection extends SchemaCollectionBase

備註

A UserDefinedAggregateCollection object can be used to gain access to a set of database user-defined aggregates. You can use the Item property to return a specific UserDefinedAggregate object.

Thread Safety

這種類型的任何公用靜態 (在 Microsoft Visual Basic 中則為 Shared) 成員都可用於多執行緒作業。並不是所有的執行個體成員都保證可以用於所有的執行緒。

範例

使用集合

執行緒安全性

這個類型的任何公用static (在 Visual Basic 中為 Shared) 成員都是安全執行緒。不保證任何執行個體成員都可以是安全執行緒。