Classe User
The User object represents a SQL Server user.
Gerarchia di ereditarietà
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.User
Spazio dei nomi Microsoft.SqlServer.Management.Smo
Assembly: Microsoft.SqlServer.Smo (in Microsoft.SqlServer.Smo.dll)
Sintassi
'Dichiarazione
<PhysicalFacetAttribute> _
<EvaluationModeAttribute(AutomatedPolicyEvaluationMode.CheckOnSchedule)> _
Public NotInheritable Class User _
Inherits ScriptNameObjectBase _
Implements ISfcSupportsDesignMode, IObjectPermission, ICreatable, IDroppable, _
IAlterable, IRenamable, IExtendedProperties, IScriptable, IUserOptions, _
IDmfFacet
'Utilizzo
Dim instance As User
[PhysicalFacetAttribute]
[EvaluationModeAttribute(AutomatedPolicyEvaluationMode.CheckOnSchedule)]
public sealed class User : ScriptNameObjectBase, ISfcSupportsDesignMode,
IObjectPermission, ICreatable, IDroppable, IAlterable, IRenamable,
IExtendedProperties, IScriptable, IUserOptions, IDmfFacet
[PhysicalFacetAttribute]
[EvaluationModeAttribute(AutomatedPolicyEvaluationMode::CheckOnSchedule)]
public ref class User sealed : public ScriptNameObjectBase,
ISfcSupportsDesignMode, IObjectPermission, ICreatable, IDroppable, IAlterable,
IRenamable, IExtendedProperties, IScriptable, IUserOptions, IDmfFacet
[<SealedAttribute>]
[<PhysicalFacetAttribute>]
[<EvaluationModeAttribute(AutomatedPolicyEvaluationMode.CheckOnSchedule)>]
type User =
class
inherit ScriptNameObjectBase
interface ISfcSupportsDesignMode
interface IObjectPermission
interface ICreatable
interface IDroppable
interface IAlterable
interface IRenamable
interface IExtendedProperties
interface IScriptable
interface IUserOptions
interface IDmfFacet
end
public final class User extends ScriptNameObjectBase implements ISfcSupportsDesignMode, IObjectPermission, ICreatable, IDroppable, IAlterable, IRenamable, IExtendedProperties, IScriptable, IUserOptions, IDmfFacet
Nel tipo User sono esposti i membri seguenti.
Costruttori
Nome | Descrizione | |
---|---|---|
User() | Initializes a new instance of the User class. | |
User(Database, String) | Initializes a new instance of the User class on the specified database with the specified name. |
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Proprietà
Nome | Descrizione | |
---|---|---|
AsymmetricKey | Gets or sets the asymmetric key for the user. | |
AuthenticationType | Gets a string value that describes the mechanism used to authenticate the user. | |
Certificate | Gets or sets the certificate for the user. | |
CreateDate | Gets the date and time when the database user was created. | |
DateLastModified | Gets the date and time when the database user was last modified. | |
DefaultLanguage | Gets or sets the default language for the user. | |
DefaultSchema | Gets the default schema for the database user. | |
Events | Gets the events that are associated with the database user. | |
ExtendedProperties | Gets the extended properties of the database user. | |
HasDBAccess | Gets the Boolean property that specifies whether the database user has access to the database. | |
ID | Gets the ID value that uniquely identifies the database user. | |
IsSystemObject | Gets the Boolean property that specifies whether the database user is a system object. | |
Login | Gets the login that is associated with the database user. | |
LoginType | Gets the type of login that is associated with the database user, such as whether it is a Windows group or a SQL Server standard login. | |
Name | Gets or sets a String value that specifies the name of the user. Esegue l'override di NamedSmoObject.Name. | |
Parent | Gets the Database object that is the parent of the User object. | |
Properties | Gets a collection of Property objects that represent the object properties. Ereditato da SqlSmoObject. | |
Sid | Gets the security identification number (SID) value of the database user. | |
State | Gets the state of the referenced object. Ereditato da SmoObjectBase. | |
Urn | Gets the Uniform Resource Name (URN) address value that uniquely identifies the object. Ereditato da SqlSmoObject. | |
UserData | Gets or sets user-defined data associated with the referenced object. Ereditato da SmoObjectBase. | |
UserType | Gets or sets the type of user. |
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Metodi
Nome | Descrizione | |
---|---|---|
AddToRole | Adds the database user to the specified role. | |
Alter | Updates any User object property changes on the instance of Microsoft SQL Server. | |
ChangePassword(SecureString) | Changes the user password. | |
ChangePassword(String) | Changes the user password. | |
ChangePassword(SecureString, SecureString) | Changes the user password. | |
ChangePassword(String, String) | Changes the user password. | |
Create() | Creates a database user on the instance of SQL Server as defined by the User object. | |
Create(SecureString) | Creates a database user on the instance of SQL Server as defined by the User object with specified password using a secure string. | |
Create(String) | Creates a database user on the instance of SQL Server as defined by the User object with specified password. | |
Deny(ObjectPermissionSet, String) | Denies access to the specified permission for the specified grantee on the database user. | |
Deny(ObjectPermissionSet, array<String[]) | Denies access to the specified permission for the specified grantees on the database user. | |
Deny(ObjectPermissionSet, String, Boolean) | Denies access to the specified permission for the specified grantee and other users whom the grantee granted access on the database user. | |
Deny(ObjectPermissionSet, array<String[], Boolean) | Denies access to the specified permission for the specified grantees on the database user. | |
Discover | Discovers a list of type Object. Ereditato da SqlSmoObject. | |
Drop | Removes the user from the database. | |
EnumObjectPermissions() | Enumerates a list of object permissions for the database user. | |
EnumObjectPermissions(String) | Enumerates a list of object permissions for a specified grantee on the database user. | |
EnumObjectPermissions(ObjectPermissionSet) | Enumerates a list of object permissions for a specified permission on the database user. | |
EnumObjectPermissions(String, ObjectPermissionSet) | Enumerates a list of object permissions for a specified grantee and a specified permission on the database user. | |
EnumOwnedObjects | Enumerates a list of object that the database user owns. | |
EnumRoles | Enumerates a list of roles of which the database user is a member. | |
Equals | Ereditato da Object. | |
FormatSqlVariant | Formats an object as SqlVariant type. Ereditato da SqlSmoObject. | |
GetContextDB | Gets the context database that is associated with this object. Ereditato da SqlSmoObject. | |
GetDBName | Gets the database name that is associated with the object. Ereditato da SqlSmoObject. | |
GetHashCode | Ereditato da Object. | |
GetPropValue | Gets a property value of the SqlSmoObject object. Ereditato da SqlSmoObject. | |
GetPropValueOptional | Gets a property value of the SqlSmoObject object. Ereditato da SqlSmoObject. | |
GetPropValueOptionalAllowNull | Gets a property value of the SqlSmoObject object. Ereditato da SqlSmoObject. | |
GetServerObject | Gets the server of the SqlSmoObject object. Ereditato da SqlSmoObject. | |
GetType | Ereditato da Object. | |
Grant(ObjectPermissionSet, String) | Grants access to the specified permission for the specified grantee on the database user. | |
Grant(ObjectPermissionSet, array<String[]) | Grants access to the specified permission for the specified grantees on the database user. | |
Grant(ObjectPermissionSet, String, Boolean) | Grants access to the specified permission and the ability to grant access to other users for the specified grantee on the database user. | |
Grant(ObjectPermissionSet, array<String[], Boolean) | Grants access to the specified permission and the ability to grant access to other users for the specified grantees on the database user. | |
Grant(ObjectPermissionSet, String, Boolean, String) | Grants access to the specified permission and the ability to grant access to other users for the specified grantee on the database user. | |
Grant(ObjectPermissionSet, array<String[], Boolean, String) | Grants access to the specified permission and the ability to grant access to other users for the specified grantee on the database user under an assumed role. | |
Initialize() | Initializes the object and forces the properties be loaded. Ereditato da SqlSmoObject. | |
Initialize(Boolean) | Initializes the object and forces the properties be loaded. Ereditato da SqlSmoObject. | |
IsMember | Verifies whether the database user is a member of the specified role. | |
IsObjectInitialized | Verifies whether the object has been initialized. Ereditato da SqlSmoObject. | |
IsObjectInSpace | Verifies whether the object is isolated or connected to the instance of SQL Server. Ereditato da SqlSmoObject. | |
MakeContained | Converts a login mapped user to a contained user with password using the sys.sp_copy_password_to_user stored procedure. | |
Refresh | Refreshes the script name. Ereditato da ScriptNameObjectBase. | |
Rename | Renames the database user. | |
Revoke(ObjectPermissionSet, String) | Revokes previously granted permissions from a grantee on the database user. | |
Revoke(ObjectPermissionSet, array<String[]) | Revokes previously granted permissions from a list of grantees on the database user. | |
Revoke(ObjectPermissionSet, String, Boolean, Boolean) | Revokes previously granted permissions from a grantee on the database user and any other users to whom the grantee has granted access. The grantee is also given the ability to revoke other users' access. | |
Revoke(ObjectPermissionSet, array<String[], Boolean, Boolean) | Revokes previously granted permissions from the grantees on the database user and any other users to whom the grantees have granted access. The grantees are also given the ability to revoke other users' access. | |
Revoke(ObjectPermissionSet, String, Boolean, Boolean, String) | Revokes previously granted permissions from a grantee on the database user and any other users to whom the grantee has granted access. The grantee is also given the ability to revoke other users' access under an assumed role. | |
Revoke(ObjectPermissionSet, array<String[], Boolean, Boolean, String) | Revokes previously granted permissions from grantees on the database user and any other users to whom the grantees have granted access. The grantees are also given the ability to revoke other users' access under an assumed role. | |
Script() | Generates a Transact-SQL script that can be used to re-create the database user. | |
Script(ScriptingOptions) | Generates a Transact-SQL script that can be used to re-create the database user as specified by the script options. | |
SetParentImpl | Sets the parent of the SqlSmoObject to the newParent parameter. Ereditato da SqlSmoObject. | |
ToString | Returns a String that represents the referenced object. Ereditato da SqlSmoObject. | |
Validate | Validates the state of an object. Ereditato da SmoObjectBase. |
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Eventi
Nome | Descrizione | |
---|---|---|
PropertyChanged | Represents the event that occurs when a property is changed. Ereditato da SqlSmoObject. | |
PropertyMetadataChanged | Represents the event that occurs when property metadata changes. Ereditato da SqlSmoObject. |
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Implementazioni esplicite dell'interfaccia
Nome | Descrizione | |
---|---|---|
IAlienObject.Discover | Discovers any dependencies. Non fare riferimento direttamente a questo membro nel codice. Supporta l'infrastruttura di SQL Server. Ereditato da SqlSmoObject. | |
IAlienObject.GetDomainRoot | Returns the root of the domain. Ereditato da SqlSmoObject. | |
IAlienObject.GetParent | Gets the parent of this object. Non fare riferimento direttamente a questo membro nel codice. Supporta l'infrastruttura di SQL Server. Ereditato da SqlSmoObject. | |
IAlienObject.GetPropertyType | Gets the type of the specified property. Ereditato da SqlSmoObject. | |
IAlienObject.GetPropertyValue | Gets the value of the specified property. Ereditato da SqlSmoObject. | |
IAlienObject.GetUrn | Gets the Unified Resource Name (URN) of the object. Non fare riferimento direttamente a questo membro nel codice. Supporta l'infrastruttura di SQL Server. Ereditato da SqlSmoObject. | |
IAlienObject.Resolve | Gets the instance that contains the information about the object from the Unified Resource Name (URN) of the object. Ereditato da SqlSmoObject. | |
IAlienObject.SetObjectState | Sets the object state to the specified SfcObjectState value. Ereditato da SqlSmoObject. | |
IAlienObject.SetPropertyValue | Sets the property value. Ereditato da SqlSmoObject. | |
ISfcPropertyProvider.GetPropertySet | Gets the interface reference to the set of properties of this object. Ereditato da SqlSmoObject. | |
ISfcSupportsDesignMode.IsDesignMode | Gets a Boolean value that specifies whether the user supports design mode. |
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Osservazioni
To get User object properties, users can be a member of the public fixed server role.
To set User object properties, uses must have ALTER ANY USER permission on the database or be a member of the db_owner fixed database role.
To change the default schema, users must have ALTER permission on the specified user or be the owner of the user.
To create or drop a user, users must have ALTER ANY USER permission on the fixed server role or be a member of the db_owner fixed database role.
To grant, deny, or revoke permission on the specified user to other users, users must have CONTROL permission on the specified user.
Thread Safety
Tutti i membri statici pubblici (Shared in Microsoft Visual Basic) di questo tipo sono sicuri per le operazioni a thread multipli. Non è invece garantita la sicurezza dei membri dell'istanza.
Esempi
Gestione di utenti, ruoli e account di accesso
Protezione dei thread
I membri static (Shared in Visual Basic) pubblici di questo tipo sono affidabili. Non è invece garantita la sicurezza dei membri dell'istanza.
Vedere anche
Riferimento
Spazio dei nomi Microsoft.SqlServer.Management.Smo