Default 类
The Default object represents a Microsoft SQL Server default.
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. . :: . .ScriptSchemaObjectBase
Microsoft.SqlServer.Management.Smo. . :: . .DefaultRuleBase
Microsoft.SqlServer.Management.Smo..::..Default
命名空间: Microsoft.SqlServer.Management.Smo
程序集: Microsoft.SqlServer.Smo(在 Microsoft.SqlServer.Smo.dll 中)
语法
声明
<EvaluationModeAttribute(AutomatedPolicyEvaluationMode.CheckOnSchedule)> _
<PhysicalFacetAttribute> _
Public NotInheritable Class Default _
Inherits DefaultRuleBase
用法
Dim instance As Default
[EvaluationModeAttribute(AutomatedPolicyEvaluationMode.CheckOnSchedule)]
[PhysicalFacetAttribute]
public sealed class Default : DefaultRuleBase
[EvaluationModeAttribute(AutomatedPolicyEvaluationMode::CheckOnSchedule)]
[PhysicalFacetAttribute]
public ref class Default sealed : public DefaultRuleBase
[<SealedAttribute>]
[<EvaluationModeAttribute(AutomatedPolicyEvaluationMode.CheckOnSchedule)>]
[<PhysicalFacetAttribute>]
type Default =
class
inherit DefaultRuleBase
end
public final class Default extends DefaultRuleBase
Default 类型公开以下成员。
构造函数
名称 | 说明 | |
---|---|---|
Default() () () () | Initializes a new instance of the Default class. | |
Default(Database, String) | Initializes a new instance of the Default class on the specified database and with the specified name. | |
Default(Database, String, String) | Initializes a new instance of the Default class on the specified database and with the specified name and schema. |
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属性
名称 | 说明 | |
---|---|---|
CreateDate | Gets the date and time when the default was created. | |
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。) | |
ExtendedProperties | Represents a collection of ExtendedProperty objects. Each ExtendedProperty object represents an extended property on the Default object or the Rule object. (从 DefaultRuleBase 继承。) | |
ID | Gets the ID value that uniquely identifies the default. | |
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 Schema Object Base. (从 ScriptSchemaObjectBase 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 or sets the Database object that is the parent of the Default object. | |
Properties | Gets a collection of Property objects that represent the object properties. (从 SqlSmoObject 继承。) | |
ScalarResult | Gets the scalar result for the referenced object. (从 SqlSmoObject 继承。) | |
Schema | Gets or sets the schema. (从 ScriptSchemaObjectBase 继承。) | |
State | Gets the state of the referenced object. (从 SmoObjectBase 继承。) | |
TextBody | Gets or sets the text that defines the default or rule. (从 DefaultRuleBase 继承。) | |
TextHeader | Gets or sets the header of the text body that defines the default or rule. (从 DefaultRuleBase 继承。) | |
TextMode | Gets or sets the Boolean property value that specifies whether the Default object or Rule object header is editable as text. (从 DefaultRuleBase 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 Default object properties, users can be a member of the public fixed server role.
To set Default object properties, users must have CREATE DEFAULT permission on the database.
To create a default, users must have CREATE DEFAULT permission on the database.
To drop a default, users must have DROP DEFAULT permission on the database.
To bind a default to a column or unbind a default from a column, users must be a member of db_owner or db_ddladmin fixed database roles.
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。