Default Class

The Default object represents a Microsoft SQL Server default.

命名空间: Microsoft.SqlServer.Management.Smo
程序集: Microsoft.SqlServer.Smo (in microsoft.sqlserver.smo.dll)

语法

声明
Public NotInheritable Class Default
    Inherits DefaultRuleBase

public sealed class Default : DefaultRuleBase

public ref class Default sealed : public DefaultRuleBase

public final class Default extends DefaultRuleBase

public final class Default extends DefaultRuleBase

备注

仅 Microsoft .NET Framework 的 2.0 版本支持此命名空间、类或成员。

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.

Inheritance Hierarchy

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

示例

How to: Create, Alter, and Remove a Default in Visual Basic .NET

线程安全

Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

平台

开发平台

有关支持的平台列表，请参阅安装 SQL Server 2005 的硬件和软件要求。

目标平台

有关支持的平台列表，请参阅安装 SQL Server 2005 的硬件和软件要求。

请参阅

参考

Default Members
Microsoft.SqlServer.Management.Smo Namespace

其他资源

Creating, Altering, and Removing Defaults
默认值
CREATE DEFAULT (Transact-SQL)