Login Class

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The Login object represents a Microsoft SQL Server login account that has been granted access to the instance of SQL Server through Microsoft Windows Authentication or SQL Server Authentication.

Namespace: Microsoft.SqlServer.Management.Smo
Assembly: Microsoft.SqlServer.Smo (in microsoft.sqlserver.smo.dll)

Syntax

'Declaration
Public NotInheritable Class Login
    Inherits ScriptNameObjectBase
    Implements IObjectPermission, ICreatable, IAlterable, IDroppable, _
    IRenamable, IScriptable

public sealed class Login : ScriptNameObjectBase, IObjectPermission, ICreatable, IAlterable, 
    IDroppable, IRenamable, IScriptable

public ref class Login sealed : public ScriptNameObjectBase, IObjectPermission, ICreatable, IAlterable, 
    IDroppable, IRenamable, IScriptable

public final class Login extends ScriptNameObjectBase implements IObjectPermission, ICreatable, 
    IAlterable, IDroppable, IRenamable, IScriptable

public final class Login extends ScriptNameObjectBase implements IObjectPermission, ICreatable, 
    IAlterable, IDroppable, IRenamable, IScriptable

Remarks

This namespace, class, or member is supported only in version 2.0 of the Microsoft .NET Framework.

To get Login object properties, users can be a member of the public fixed server role.

To set Login object properties, users must have ALTER ANY LOGIN permissions on the server or be a member of the sysadmin fixed server role.

To create or drop a login, users must have ALTER ANY LOGIN permissions on the server or be a member of the sysadmin fixed server role.

To grant, deny, or revoke permission on the login to other users, users must have CONTROL permissions on the logon or be a member of the sysadmin or securityadmin fixed server roles.

To set the password on a login without providing an old password, users must be a member of the sysadmin fixed server role.

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.Login

Example

How to: Enumerate Logins and Associated Users in Visual Basic .NET

Thread Safety

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.

Platforms

Development Platforms

For a list of the supported platforms, see Hardware and Software Requirements for Installing SQL Server 2005.

Target Platforms

For a list of the supported platforms, see Hardware and Software Requirements for Installing SQL Server 2005.

See Also

Reference

Login Members
Microsoft.SqlServer.Management.Smo Namespace

Other Resources

Managing Users, Roles, and Logins
Principals
CREATE LOGIN (Transact-SQL)