ForeignKeyColumn 类
The ForeignKeyColumn object represents a SQL Server foreign key column.
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..::..ForeignKeyColumn
命名空间: Microsoft.SqlServer.Management.Smo
程序集: Microsoft.SqlServer.Smo(在 Microsoft.SqlServer.Smo.dll 中)
语法
声明
<SfcElementTypeAttribute("Column")> _
Public NotInheritable Class ForeignKeyColumn _
Inherits NamedSmoObject
用法
Dim instance As ForeignKeyColumn
[SfcElementTypeAttribute("Column")]
public sealed class ForeignKeyColumn : NamedSmoObject
[SfcElementTypeAttribute(L"Column")]
public ref class ForeignKeyColumn sealed : public NamedSmoObject
[<SealedAttribute>]
[<SfcElementTypeAttribute("Column")>]
type ForeignKeyColumn =
class
inherit NamedSmoObject
end
public final class ForeignKeyColumn extends NamedSmoObject
ForeignKeyColumn 类型公开以下成员。
构造函数
名称 | 说明 | |
---|---|---|
ForeignKeyColumn() () () () | Initializes a new instance of the ForeignKeyColumn class. | |
ForeignKeyColumn(ForeignKey, String) | Initializes a new instance of the ForeignKeyColumn class based on the specified foreign key with the specified name. | |
ForeignKeyColumn(ForeignKey, String, String) | Initializes a new instance of the ForeignKeyColumn class based on the specified foreign key with the specified name, which references the specified column. |
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属性
名称 | 说明 | |
---|---|---|
ExecuteForScalar | Gets or sets the Boolean property value that specifies whether the object is set to the execute for scalar option. (从 SqlSmoObject 继承。) | |
ID | Gets the foreign key column ID value. | |
IsTouched | Gets the Boolean property value that specifies whether the object properties have been updated but not yet persisted on the server. (从 SqlSmoObject 继承。) | |
Name | Gets or sets the name of the object. (从 NamedSmoObject 继承。) | |
ObjectInSpace | Gets the Boolean property value that specifies whether the object exists in isolation, or whether it is directly or indirectly connected to the instance of SQL Server. (从 SqlSmoObject 继承。) | |
Parent | Gets the ForeignKey object that is the parent of the ForeignKeyColumn object. | |
Properties | Gets a collection of Property objects that represent the object properties. (从 SqlSmoObject 继承。) | |
ReferencedColumn | Gets or sets the referenced column. | |
ScalarResult | Gets the scalar result for the referenced object. (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。) |
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方法
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显式接口实现
名称 | 说明 | |
---|---|---|
IAlienObjectDiscover | (从 SqlSmoObject 继承。) | |
IAlienObjectGetParent | (从 SqlSmoObject 继承。) | |
IAlienObjectGetProperty | (从 SqlSmoObject 继承。) | |
ISfcPropertyProviderGetPropertySet | (从 SqlSmoObject 继承。) | |
IAlienObjectGetUrn | (从 SqlSmoObject 继承。) | |
IAlienObjectResolve | (从 SqlSmoObject 继承。) | |
IAlienObjectSetProperty | (从 SqlSmoObject 继承。) |
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注释
To get ForeignKeyColumn object properties, users can be a member of the public fixed server role.
To set ForeignKeyColumn object properties, users must have ALTER permission on the parent table or be a member of the db_owner fixed database role.
To create or drop a foreign key column, users must have ALTER permission on the parent table or be a member of the db_owner fixed database role.
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。 不保证所有实例成员都对于线程安全的。
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。