Classe Schema

The Schema object represents an ownership context for a SQL Server database object.

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.Schema

Spazio dei nomi  Microsoft.SqlServer.Management.Smo
Assembly:  Microsoft.SqlServer.Smo (in Microsoft.SqlServer.Smo.dll)

Sintassi

'Dichiarazione
<PhysicalFacetAttribute> _
<StateChangeEventAttribute("ALTER_SCHEMA", "SCHEMA")> _
<StateChangeEventAttribute("ALTER_AUTHORIZATION_DATABASE", "SCHEMA")> _
<EvaluationModeAttribute(AutomatedPolicyEvaluationMode.None Or AutomatedPolicyEvaluationMode.Enforce Or AutomatedPolicyEvaluationMode.CheckOnChanges Or AutomatedPolicyEvaluationMode.CheckOnSchedule)> _
<StateChangeEventAttribute("CREATE_SCHEMA", "SCHEMA")> _
Public NotInheritable Class Schema _
    Inherits ScriptNameObjectBase _
    Implements ISfcSupportsDesignMode, IObjectPermission, ICreatable, IDroppable,  _
    IExtendedProperties, IScriptable, IAlterable
'Utilizzo
Dim instance As Schema

[PhysicalFacetAttribute]
[StateChangeEventAttribute("ALTER_SCHEMA", "SCHEMA")]
[StateChangeEventAttribute("ALTER_AUTHORIZATION_DATABASE", "SCHEMA")]
[EvaluationModeAttribute(AutomatedPolicyEvaluationMode.None|AutomatedPolicyEvaluationMode.Enforce|AutomatedPolicyEvaluationMode.CheckOnChanges|AutomatedPolicyEvaluationMode.CheckOnSchedule)]
[StateChangeEventAttribute("CREATE_SCHEMA", "SCHEMA")]
public sealed class Schema : ScriptNameObjectBase, 
    ISfcSupportsDesignMode, IObjectPermission, ICreatable, IDroppable, IExtendedProperties, 
    IScriptable, IAlterable

[PhysicalFacetAttribute]
[StateChangeEventAttribute(L"ALTER_SCHEMA", L"SCHEMA")]
[StateChangeEventAttribute(L"ALTER_AUTHORIZATION_DATABASE", L"SCHEMA")]
[EvaluationModeAttribute(AutomatedPolicyEvaluationMode::None|AutomatedPolicyEvaluationMode::Enforce|AutomatedPolicyEvaluationMode::CheckOnChanges|AutomatedPolicyEvaluationMode::CheckOnSchedule)]
[StateChangeEventAttribute(L"CREATE_SCHEMA", L"SCHEMA")]
public ref class Schema sealed : public ScriptNameObjectBase, 
    ISfcSupportsDesignMode, IObjectPermission, ICreatable, IDroppable, IExtendedProperties, 
    IScriptable, IAlterable

[<SealedAttribute>]
[<PhysicalFacetAttribute>]
[<StateChangeEventAttribute("ALTER_SCHEMA", "SCHEMA")>]
[<StateChangeEventAttribute("ALTER_AUTHORIZATION_DATABASE", "SCHEMA")>]
[<EvaluationModeAttribute(AutomatedPolicyEvaluationMode.None|AutomatedPolicyEvaluationMode.Enforce|AutomatedPolicyEvaluationMode.CheckOnChanges|AutomatedPolicyEvaluationMode.CheckOnSchedule)>]
[<StateChangeEventAttribute("CREATE_SCHEMA", "SCHEMA")>]
type Schema =  
    class 
        inherit ScriptNameObjectBase 
        interface ISfcSupportsDesignMode 
        interface IObjectPermission 
        interface ICreatable 
        interface IDroppable 
        interface IExtendedProperties 
        interface IScriptable 
        interface IAlterable 
    end

public final class Schema extends ScriptNameObjectBase implements ISfcSupportsDesignMode, IObjectPermission, ICreatable, IDroppable, IExtendedProperties, IScriptable, IAlterable

Nel tipo Schema sono esposti i membri seguenti.

Costruttori

	Nome	Descrizione
	Schema()	Initializes a new instance of the Schema class.
	Schema(Database, String)	Initializes a new instance of the Schema class on the specified database and with the specified name.

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Proprietà

	Nome	Descrizione
	Events	Gets the events that are supported by the schema.
	ExtendedProperties	Represents a collection of ExtendedProperty objects that contain information about the extended properties of the Schema object.
	ID	Gets the ID value that uniquely identifies the schema.
	IsSystemObject	Gets a Boolean value that indicates whether the object is an Object. Identificato solo a scopo informativo. Non supportato. Non è garantita la compatibilità con le versioni future.
	Name	Gets or sets a String value that specifies the name of the schema. Esegue l'override di NamedSmoObject.Name.
	Owner	Gets the owner of the schema.
	Parent	Gets the Database object that is the parent of the Schema object.
	Properties	Gets a collection of Property objects that represent the object properties. Ereditato da SqlSmoObject.
	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.

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Metodi

	Nome	Descrizione
	Alter	Updates any Schema object property changes on instance of Microsoft SQL Server.
	Create	Creates a schema on the instance of SQL Server as defined by the Schema object.
	Deny(ObjectPermissionSet, String)	Denies the specified set of permissions for the specified grantee on the schema.
	Deny(ObjectPermissionSet, array<String[])	Denies the specified set of permissions for the specified grantees on the schema.
	Deny(ObjectPermissionSet, String, Boolean)	Denies the specified set of permissions for the specified grantee and other users that the grantee granted the specified set of permissions on the schema.
	Deny(ObjectPermissionSet, array<String[], Boolean)	Denies the specified set of permissions for the specified grantees and other users that the grantee granted the specified set of permissions on the schema.
	Discover	Discovers a list of type Object. Ereditato da SqlSmoObject.
	Drop	Removes the schema from the instance of SQL Server.
	EnumObjectPermissions()	Enumerates a list of object permissions for the schema.
	EnumObjectPermissions(String)	Enumerates a list of object permissions for a specified grantee on the schema.
	EnumObjectPermissions(ObjectPermissionSet)	Enumerates a list of object permissions for a specified permission on the schema.
	EnumObjectPermissions(String, ObjectPermissionSet)	Enumerates a list of object permissions for a specified grantee and a specified permission on the schema.
	EnumOwnedObjects	Enumerates a list of objects that are owned by the schema.
	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 the specified set of permissions to the specified grantee on the schema.
	Grant(ObjectPermissionSet, array<String[])	Grants access to the specified permission for the specified grantees on the schema.
	Grant(ObjectPermissionSet, String, Boolean)	Grants access to the specified permission to the grantee and the ability to grant access to other users on the schema.
	Grant(ObjectPermissionSet, array<String[], Boolean)	Grants access to the specified permission to the grantees and the ability to grant access to other users on the schema.
	Grant(ObjectPermissionSet, String, Boolean, String)	Grants the specified set of permissions to the grantee and the ability to grant the set of permissions to other users on the schema under an assumed role.
	Grant(ObjectPermissionSet, array<String[], Boolean, String)	Grants the specified set of permissions to the grantees and the ability to grant the set of permissions to other users on the schema 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.
	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.
	Refresh	Refreshes the script name. Ereditato da ScriptNameObjectBase.
	Revoke(ObjectPermissionSet, String)	Revokes a previously granted set of permissions from a grantee on the schema.
	Revoke(ObjectPermissionSet, array<String[])	Revokes a previously granted set of permissions from a list of grantees on the schema.
	Revoke(ObjectPermissionSet, String, Boolean, Boolean)	Revokes previously granted permissions from a grantee on the schema and any other users to whom the grantee has granted the specified set of permissions. The grantee is also given the ability to revoke the specified set of permissions from other users under an assumed role.
	Revoke(ObjectPermissionSet, array<String[], Boolean, Boolean)	Revokes previously granted permissions from grantees on the schema and any other users to whom the grantees have granted the specified set of permissions. The grantees are also given the ability to revoke the specified set of permissions from other users under an assumed role.
	Revoke(ObjectPermissionSet, String, Boolean, Boolean, String)	Revokes previously granted permissions from a grantee on the schema 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 schema and any other users to whom the grantees have granted the specified set of permissions. The grantees are also given the ability to revoke the specified set of permissions from other users under an assumed role.
	Script()	Generates a Transact-SQL script that can be used to re-create the schema.
	Script(ScriptingOptions)	Generates a Transact-SQL script that can be used to re-create the schema 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 schema supports design mode.

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Osservazioni

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

To set Schema object properties, users must have ALTER permission on the schema.

To create a schema, users must have CREATE SCHEMA permission on the database.

To drop a schema, users must have CONTROL permission on the schema.

To grant, deny, or revoke permissions to users on the schema, users must have CONTROL permission on the schema.

To transfer objects into the schema, users must have CONTROL permissions on the object and ALTER permissions on the schema.

Esempi

Creazione, modifica e rimozione di schemi

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

Altre risorse

CREATE SCHEMA (Transact-SQL)

Informazioni sugli schemi di database