The DataFile object represents a Microsoft SQL Server data file.
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 DataFile
Inherits DatabaseFile
Implements ICreatable
public sealed class DataFile : DatabaseFile, ICreatable
public ref class DataFile sealed : public DatabaseFile, ICreatable
public final class DataFile extends DatabaseFile implements ICreatable
public final class DataFile extends DatabaseFile implements ICreatable
备注
已更新的文本：
仅 Microsoft .NET Framework 的 2.0 版本支持此命名空间、类或成员。
To get the DataFile object properties, users can be a member of the public fixed server role.
To set the DataFile object properties, users must have ALTER permission on the database or be a member of the db_owner fixed database role.
To create a data file, users must have ALTER permission on the database or be a member of the db_owner fixed database role.
To drop a data file, users must have ALTER permission on the database or be a member of the db_owner fixed database role.
Inheritance Hierarchy
System.Object
Microsoft.SqlServer.Management.Smo.SmoObjectBase
Microsoft.SqlServer.Management.Smo.SqlSmoObject
Microsoft.SqlServer.Management.Smo.NamedSmoObject
Microsoft.SqlServer.Management.Smo.DatabaseFile
Microsoft.SqlServer.Management.Smo.DataFile
示例
How to: Add FileGroups and DataFiles to a Database 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
DataFile Members
Microsoft.SqlServer.Management.Smo Namespace
其他资源
Using Filegroups and Files to Store Data
物理数据库文件和文件组
CREATE DATABASE (Transact-SQL)