UserDefinedAggregateParameter 类

The UserDefinedAggregateParameter object represents the parameters that are used with a user-defined aggregate.

继承层次结构

System.Object
  Microsoft.SqlServer.Management.Smo.SmoObjectBase
    Microsoft.SqlServer.Management.Smo.SqlSmoObject
      Microsoft.SqlServer.Management.Smo.NamedSmoObject
        Microsoft.SqlServer.Management.Smo.ScriptNameObjectBase
          Microsoft.SqlServer.Management.Smo.ParameterBase
            Microsoft.SqlServer.Management.Smo.UserDefinedAggregateParameter

命名空间:  Microsoft.SqlServer.Management.Smo
程序集:  Microsoft.SqlServer.Smo(在 Microsoft.SqlServer.Smo.dll 中)

语法

声明
Public NotInheritable Class UserDefinedAggregateParameter _
    Inherits ParameterBase _
    Implements ISfcSupportsDesignMode
用法
Dim instance As UserDefinedAggregateParameter
public sealed class UserDefinedAggregateParameter : ParameterBase, 
    ISfcSupportsDesignMode
public ref class UserDefinedAggregateParameter sealed : public ParameterBase, 
    ISfcSupportsDesignMode
[<SealedAttribute>]
type UserDefinedAggregateParameter =  
    class 
        inherit ParameterBase 
        interface ISfcSupportsDesignMode 
    end
public final class UserDefinedAggregateParameter extends ParameterBase implements ISfcSupportsDesignMode

UserDefinedAggregateParameter 类型公开以下成员。

构造函数

  名称 说明
公共方法 UserDefinedAggregateParameter() Initializes a new instance of the UserDefinedAggregateParameter class.
公共方法 UserDefinedAggregateParameter(UserDefinedAggregate, String) Initializes a new instance of the UserDefinedAggregateParameter class on the specified user-defined aggregate and with the specified name.
公共方法 UserDefinedAggregateParameter(UserDefinedAggregate, String, DataType) Initializes a new instance of the UserDefinedAggregateParameter class on the specified user-defined aggregate, with the specified name and with the specified data type.

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属性

  名称 说明
公共属性 DataType Gets or sets the DataType which represents the data type of the UserDefinedAggregateParameter (覆盖 ParameterBase.DataType。)
公共属性 ExtendedProperties Represents a collection of ExtendedProperty objects. Each ExtendedProperty object represents an extended property defined on the ParameterBase object. (从 ParameterBase 继承。)
公共属性 ID Gets the ID value that uniquely identifies the user-defined aggregate parameter.
公共属性 Name Gets or sets a String value that specifies the name of the parameter. (覆盖 ParameterBase.Name。)
公共属性 Parent Gets the UserDefinedAggregate object that is the parent of the UserDefinedAggregateParameter object.
公共属性 Properties Gets a collection of Property objects that represent the object properties. (从 SqlSmoObject 继承。)
公共属性 State Gets the state of the referenced object. (从 SmoObjectBase 继承。)
公共属性 Urn Gets the Uniform Resource Name (URN) address value that uniquely identifies the object. (从 SqlSmoObject 继承。)
公共属性 UserData Gets or sets user-defined data associated with the referenced object. (从 SmoObjectBase 继承。)

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方法

  名称 说明
公共方法 Discover Discovers a list of type Object. (从 SqlSmoObject 继承。)
公共方法 Equals (从 Object 继承。)
受保护方法 FormatSqlVariant Formats an object as SqlVariant type. (从 SqlSmoObject 继承。)
受保护方法 GetContextDB Gets the context database that is associated with this object. (从 SqlSmoObject 继承。)
受保护方法 GetDBName Gets the database name that is associated with the object. (从 SqlSmoObject 继承。)
公共方法 GetHashCode (从 Object 继承。)
受保护方法 GetPropValue Gets a property value of the SqlSmoObject object. (从 SqlSmoObject 继承。)
受保护方法 GetPropValueOptional Gets a property value of the SqlSmoObject object. (从 SqlSmoObject 继承。)
受保护方法 GetPropValueOptionalAllowNull Gets a property value of the SqlSmoObject object. (从 SqlSmoObject 继承。)
受保护方法 GetServerObject Gets the server of the SqlSmoObject object. (从 SqlSmoObject 继承。)
公共方法 GetType (从 Object 继承。)
公共方法 Initialize() Initializes the object and forces the properties be loaded. (从 SqlSmoObject 继承。)
公共方法 Initialize(Boolean) Initializes the object and forces the properties be loaded. (从 SqlSmoObject 继承。)
受保护方法 IsObjectInitialized Verifies whether the object has been initialized. (从 SqlSmoObject 继承。)
受保护方法 IsObjectInSpace Verifies whether the object is isolated or connected to the instance of SQL Server. (从 SqlSmoObject 继承。)
公共方法 MarkForDrop Marks the foreign key to be dropped next time its parent object is altered by the Alter method. (从 ParameterBase 继承。)
公共方法 Refresh Refreshes the ParameterBase object. (从 ParameterBase 继承。)
受保护方法 SetParentImpl Sets the parent of the SqlSmoObject to the newParent parameter. (从 SqlSmoObject 继承。)
公共方法 ToString Returns a String that represents the referenced object. (从 SqlSmoObject 继承。)
公共方法 Validate Validates the state of an object. (从 SmoObjectBase 继承。)

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事件

  名称 说明
公共事件 PropertyChanged Represents the event that occurs when a property is changed. (从 SqlSmoObject 继承。)
公共事件 PropertyMetadataChanged Represents the event that occurs when property metadata changes. (从 SqlSmoObject 继承。)

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显式接口实现

  名称 说明
显式接口实现私有方法 IAlienObject.Discover Discovers any dependencies. 不要在您的代码中直接引用此成员。它支持 SQL Server 基础结构。 (从 SqlSmoObject 继承。)
显式接口实现私有方法 IAlienObject.GetDomainRoot Returns the root of the domain. (从 SqlSmoObject 继承。)
显式接口实现私有方法 IAlienObject.GetParent Gets the parent of this object. 不要在您的代码中直接引用此成员。它支持 SQL Server 基础结构。 (从 SqlSmoObject 继承。)
显式接口实现私有方法 IAlienObject.GetPropertyType Gets the type of the specified property. (从 SqlSmoObject 继承。)
显式接口实现私有方法 IAlienObject.GetPropertyValue Gets the value of the specified property. (从 SqlSmoObject 继承。)
显式接口实现私有方法 IAlienObject.GetUrn Gets the Unified Resource Name (URN) of the object. 不要在您的代码中直接引用此成员。它支持 SQL Server 基础结构。 (从 SqlSmoObject 继承。)
显式接口实现私有方法 IAlienObject.Resolve Gets the instance that contains the information about the object from the Unified Resource Name (URN) of the object. (从 SqlSmoObject 继承。)
显式接口实现私有方法 IAlienObject.SetObjectState Sets the object state to the specified SfcObjectState value. (从 SqlSmoObject 继承。)
显式接口实现私有方法 IAlienObject.SetPropertyValue Sets the property value. (从 SqlSmoObject 继承。)
显式接口实现私有方法 ISfcPropertyProvider.GetPropertySet Gets the interface reference to the set of properties of this object. (从 SqlSmoObject 继承。)
显式接口实现私有属性 ISfcSupportsDesignMode.IsDesignMode Gets a Boolean value that specifies whether the parameter supports design mode.

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注释

To get UserDefinedAggregateParameter object properties, users can be a member of the public fixed server role.

To set UserDefinedAggregateParameter object properties, users must have CREATE AGGREGATE permission on the database and also REFERENCES permission on the specified assembly.

线程安全

此类型的任何公共 static(在 Visual Basic 中为 Shared) 成员都是线程安全的。不保证所有实例成员都是线程安全的。

请参阅

参考

Microsoft.SqlServer.Management.Smo 命名空间

其他资源

CREATE AGGREGATE (Transact-SQL)