ExtendedProperty 类
The ExtendedProperty object represents the extended properties that are defined for any object that has an ExtendedProperties collection property.
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.ExtendedProperty
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 ExtendedProperty _
Inherits ScriptNameObjectBase _
Implements ICreatable, IAlterable, IDroppable, IMarkForDrop, _
IScriptable
用法
Dim instance As ExtendedProperty
public sealed class ExtendedProperty : ScriptNameObjectBase,
ICreatable, IAlterable, IDroppable, IMarkForDrop, IScriptable
public ref class ExtendedProperty sealed : public ScriptNameObjectBase,
ICreatable, IAlterable, IDroppable, IMarkForDrop, IScriptable
[<SealedAttribute>]
type ExtendedProperty =
class
inherit ScriptNameObjectBase
interface ICreatable
interface IAlterable
interface IDroppable
interface IMarkForDrop
interface IScriptable
end
public final class ExtendedProperty extends ScriptNameObjectBase implements ICreatable, IAlterable, IDroppable, IMarkForDrop, IScriptable
ExtendedProperty 类型公开以下成员。
构造函数
名称 | 说明 | |
---|---|---|
ExtendedProperty() | Initializes a new instance of the ExtendedProperty class. | |
ExtendedProperty(SqlSmoObject, String) | Initializes a new instance of the ExtendedProperty class with the specified parent and name. | |
ExtendedProperty(SqlSmoObject, String, Object) | Initializes a new instance of the ExtendedProperty class with the specified parent, name, and value. |
页首
属性
名称 | 说明 | |
---|---|---|
Name | Gets or sets the name of the object. (从 NamedSmoObject 继承。) | |
Parent | Gets or sets the SqlSmoObject object that is the parent of the ExtendedProperty object. | |
Properties | Gets a collection of Property objects that represent the object properties. (从 SqlSmoObject 继承。) | |
State | Gets the state of the referenced object. (从 SmoObjectBase 继承。) | |
Urn | Gets the Uniform Resource Name (URN) address value that uniquely identifies the object. (从 SqlSmoObject 继承。) | |
UserData | Gets or sets user-defined data associated with the referenced object. (从 SmoObjectBase 继承。) | |
Value | Gets or sets the string value of the extended property. |
页首
方法
名称 | 说明 | |
---|---|---|
Alter | Updates the extended property on the instance of Microsoft SQL Server with any property changes that have been made to the ExtendedProperty object that it represents. | |
Create | Creates an extended property on the instance of Microsoft SQL Server as defined by the ExtendedProperty object. | |
Discover | Discovers a list of type Object. (从 SqlSmoObject 继承。) | |
Drop | Drops the extended property that is represented by the ExtendedProperty object. | |
Equals | (从 Object 继承。) | |
FormatSqlVariant | Formats an object as SqlVariant type. (从 SqlSmoObject 继承。) | |
GetContextDB | Gets the context database that is associated with this object. (从 SqlSmoObject 继承。) | |
GetDBName | Gets the database name that is associated with the object. (从 SqlSmoObject 继承。) | |
GetHashCode | (从 Object 继承。) | |
GetPropValue | Gets a property value of the SqlSmoObject object. (从 SqlSmoObject 继承。) | |
GetPropValueOptional | Gets a property value of the SqlSmoObject object. (从 SqlSmoObject 继承。) | |
GetPropValueOptionalAllowNull | Gets a property value of the SqlSmoObject object. (从 SqlSmoObject 继承。) | |
GetServerObject | Gets the server of the SqlSmoObject object. (从 SqlSmoObject 继承。) | |
GetType | (从 Object 继承。) | |
Initialize() | Initializes the object and forces the properties be loaded. (从 SqlSmoObject 继承。) | |
Initialize(Boolean) | Initializes the object and forces the properties be loaded. (从 SqlSmoObject 继承。) | |
IsObjectInitialized | Verifies whether the object has been initialized. (从 SqlSmoObject 继承。) | |
IsObjectInSpace | Verifies whether the object is isolated or connected to the instance of SQL Server. (从 SqlSmoObject 继承。) | |
MarkForDrop | Marks the object so that it will be dropped the next time the Alter method is called for its parent object. | |
Refresh | Refreshes the script name. (从 ScriptNameObjectBase 继承。) | |
Script() | Generates a Transact-SQL script that can be used to re-create the extended property. | |
Script(ScriptingOptions) | Generates a Transact-SQL script that can be used to re-create the extended property as specified by the script options. | |
SetParentImpl | Sets the parent of the SqlSmoObject to the newParent parameter. (从 SqlSmoObject 继承。) | |
ToString | Returns a String that represents the referenced object. (从 SqlSmoObject 继承。) | |
Validate | Validates the state of an object. (从 SmoObjectBase 继承。) |
页首
事件
名称 | 说明 | |
---|---|---|
PropertyChanged | Represents the event that occurs when a property is changed. (从 SqlSmoObject 继承。) | |
PropertyMetadataChanged | Represents the event that occurs when property metadata changes. (从 SqlSmoObject 继承。) |
页首
显式接口实现
名称 | 说明 | |
---|---|---|
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。) | |
IAlienObject.GetDomainRoot | Returns the root of the domain. (从 SqlSmoObject 继承。) | |
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。) | |
IAlienObject.GetPropertyType | Gets the type of the specified property. (从 SqlSmoObject 继承。) | |
IAlienObject.GetPropertyValue | Gets the value of the specified property. (从 SqlSmoObject 继承。) | |
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。) | |
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。) | |
IAlienObject.SetObjectState | Sets the object state to the specified SfcObjectState value. (从 SqlSmoObject 继承。) | |
IAlienObject.SetPropertyValue | Sets the property value. (从 SqlSmoObject 继承。) | |
ISfcPropertyProvider.GetPropertySet | Gets the interface reference to the set of properties of this object. (从 SqlSmoObject 继承。) |
页首
注释
Thread Safety
此类型的任何公共静态(Microsoft Visual Basic 中的 Shared)成员在多线程操作中是安全的。但不保证所有实例成员都是线程安全的。
示例
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。