Classe Parameter
The Parameter class represents a parameter. It is a base class that is inherited by the StoredProcedureParameter class and the UserDefinedFunctionParameter class and contains common features of both classes.
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.ParameterBase
Microsoft.SqlServer.Management.Smo.Parameter
Microsoft.SqlServer.Management.Smo.NumberedStoredProcedureParameter
Microsoft.SqlServer.Management.Smo.StoredProcedureParameter
Microsoft.SqlServer.Management.Smo.UserDefinedFunctionParameter
Spazio dei nomi Microsoft.SqlServer.Management.Smo
Assembly: Microsoft.SqlServer.Smo (in Microsoft.SqlServer.Smo.dll)
Sintassi
'Dichiarazione
Public Class Parameter _
Inherits ParameterBase _
Implements ISfcSupportsDesignMode
'Utilizzo
Dim instance As Parameter
public class Parameter : ParameterBase, ISfcSupportsDesignMode
public ref class Parameter : public ParameterBase,
ISfcSupportsDesignMode
type Parameter =
class
inherit ParameterBase
interface ISfcSupportsDesignMode
end
public class Parameter extends ParameterBase implements ISfcSupportsDesignMode
Nel tipo Parameter sono esposti i membri seguenti.
Costruttori
Nome | Descrizione | |
---|---|---|
Parameter | Initializes a new instance of the Parameter class. |
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Proprietà
Nome | Descrizione | |
---|---|---|
DataType | Gets or sets the data type associated with the parameter. Ereditato da ParameterBase. | |
DefaultValue | Gets or sets the default value of the parameter. | |
ExecuteForScalar | Gets or sets the Boolean property value that specifies whether the object is set to the execute for scalar option. Ereditato da SqlSmoObject. | |
ExtendedProperties | Represents a collection of ExtendedProperty objects. Each ExtendedProperty object represents an extended property defined on the ParameterBase object. Ereditato da ParameterBase. | |
ID | Gets the ID value that uniquely identifies the parameter. | |
IsReadOnly | Gets or sets whether the parameter is read only. | |
IsTouched | Gets the Boolean property value that specifies whether the object properties have been updated but not yet persisted on the server. Ereditato da SqlSmoObject. | |
Name | Gets or sets a String value that specifies the name of the parameter. Ereditato da ParameterBase. | |
ObjectInSpace | Gets the Boolean property value that specifies whether the object exists in isolation, or whether it is directly or indirectly connected to the instance of SQL Server. Ereditato da SqlSmoObject. | |
Properties | Gets a collection of Property objects that represent the object properties. Ereditato da SqlSmoObject. | |
ScalarResult | Gets the scalar result for the referenced object. 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 | |
---|---|---|
AddDatabaseContext | Add the database context to the collection of queries identified by the queries parameter. Ereditato da SqlSmoObject. | |
AlterImpl | Activates the object altered event. Ereditato da SqlSmoObject. | |
AlterImplWorker | Calls the Alter methods. Ereditato da SqlSmoObject. | |
AppendCommaText | Appends text, optionally separated by a comma. Ereditato da ScriptNameObjectBase. | |
AppendWithCommaText | Appends text, optionally separated by a comma. Ereditato da ScriptNameObjectBase. | |
AppendWithOption | Appends text and option text separated from the main text with a “WITH” string and optionally separated by a comma. Ereditato da ScriptNameObjectBase. | |
AutoGenerateName | Generates a name based on the object Guid. Ereditato da ScriptNameObjectBase. | |
BindDefaultImpl | Binds the default items identified by the parameters. Ereditato da SqlSmoObject. | |
BindRuleImpl | Binds the rule schema to the rule and columns identified by the parameters. Ereditato da SqlSmoObject. | |
CheckObjectDirty | Checks whether object has been modified and not persisted. Ereditato da ScriptNameObjectBase. | |
CheckObjectState() | Validates the state of the referenced object. Ereditato da SqlSmoObject. | |
CheckObjectState(Boolean) | Validates the state of the referenced object with the option to specify that an exception is thrown if the object is not yet created. Ereditato da SqlSmoObject. | |
CheckObjectStateImpl | Checks the state of a SqlSmoObject. Ereditato da SqlSmoObject. | |
CheckParamName | Checks the parameter name. Ereditato da ParameterBase. | |
CheckTextCorectness | Checks text for correctness against the parameters. Ereditato da ScriptNameObjectBase. | |
CheckTextModeSupport | Checks mode of support. Ereditato da ScriptNameObjectBase. | |
CheckVersion100 | Checks whether version of SQL Server is SQL Server 2008. Ereditato da SqlSmoObject. | |
CheckVersion110() | Checks whether version of SQL Server is SQL Server 2012. Ereditato da SqlSmoObject. | |
CheckVersion110(String) | Checks whether the version of SQL Server is SQL Server 2012 with the specified name. Ereditato da SqlSmoObject. | |
CheckVersion80 | Checks the validity of the object on SQL Server 2000. Ereditato da SqlSmoObject. | |
CheckVersion80SP3 | Checks the validity of the object on SQL Server 2000 SP3. Ereditato da SqlSmoObject. | |
CheckVersion90 | Check the validity of the object on SQL Server 2005. Ereditato da SqlSmoObject. | |
CheckVersionBelow110 | Checks whether version of SQL Server is before SQL Server 2012. Ereditato da SqlSmoObject. | |
CheckVersionBelow90 | Checks whether version of SQL Server is before SQL Server 2005. Ereditato da SqlSmoObject. | |
CleanObject | Cleans the referenced object. Ereditato da ScriptNameObjectBase. | |
CreateImpl | Creates an object with scripting options. Ereditato da SqlSmoObject. | |
Discover | Discovers a list of type Object. Ereditato da SqlSmoObject. | |
DropImpl | Drops a SqlSmoObject. Ereditato da SqlSmoObject. | |
DropImplWorker | Calls the drop methods. Ereditato da SqlSmoObject. | |
Equals | Ereditato da Object. | |
ExecuteNonQuery | Executes a batch of statements that does not return a result set. Ereditato da SqlSmoObject. | |
ExecuteRenameQuery | Executes the rename query for the object. Ereditato da NamedSmoObject. | |
Finalize | Ereditato da Object. | |
ForceTextModeOnTextBody | Enforces text mode on the text body. Ereditato da ScriptNameObjectBase. | |
FormatSqlVariant | Formats an object as SqlVariant type. Ereditato da SqlSmoObject. | |
GenerateAlterEvent() | Generates the alter event with the specified value. Ereditato da SqlSmoObject. | |
GenerateAlterEvent(Urn, Object) | Generates alter event with the specified URN and inner object value. Ereditato da SqlSmoObject. | |
GetBraketNameForText | Gets the bracket name for the text. Ereditato da ScriptNameObjectBase. | |
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. | |
GetFragOptionString | Gets a FragmentationOption object as a string value. Ereditato da SqlSmoObject. | |
GetHashCode | Ereditato da Object. | |
GetIsSystemNamed | Gets a Boolean value that specifies whether the system is named. Ereditato da ScriptNameObjectBase. | |
GetIsTextDirty | Determines whether the text value is consistent with stored value. Ereditato da ScriptNameObjectBase. | |
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. | |
GetRealValue | Gets a property value of the SqlSmoObject object. Ereditato da SqlSmoObject. | |
GetServerName | Gets the name of the instance of SQL Server with which the object is associated. Ereditato da SqlSmoObject. | |
GetServerObject | Gets the server of the SqlSmoObject object. Ereditato da SqlSmoObject. | |
GetSqlServerVersionName | Gets the version name of the instance of SQL Server with which the object is associated. Ereditato da SqlSmoObject. | |
GetTextBody() | Returns the text body. Ereditato da ScriptNameObjectBase. | |
GetTextBody(Boolean) | Returns the text body. Ereditato da ScriptNameObjectBase. | |
GetTextHeader | Returns the text header. Ereditato da ScriptNameObjectBase. | |
GetTextMode | Determines whether the script name is using text mode. Ereditato da ScriptNameObjectBase. | |
GetTextProperty | Gets the text of the object, if not available, throw appropriate exception based on the state of the object. Ereditato da ScriptNameObjectBase. | |
GetType | Ereditato da Object. | |
GetUrnRecursive(StringBuilder) | Assigns an Urn object of the SqlSmoObject object. Ereditato da SqlSmoObject. | |
GetUrnRecursive(StringBuilder, UrnIdOption) | Assigns an Urn object of the SqlSmoObject object. Ereditato da SqlSmoObject. | |
ImplInitialize | Initializes the fields of the SqlSmoObject object. Ereditato da SqlSmoObject. | |
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. | |
IsObjectDirty | Determines whether the referenced object is consistent with the stored object. Ereditato da ScriptNameObjectBase. | |
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. | |
isParentClrImplemented | Gets a Boolean which indicates whether the parent object is implemented in CLR. Ereditato da ParameterBase. | |
IsVersion80SP3 | Determines whether the version of SQL Server is SQL Server 2000 with SP3. Ereditato da SqlSmoObject. | |
IsVersion90AndAbove | Determines whether the version of SQL Server is SQL Server 2005 or later. Ereditato da SqlSmoObject. | |
MarkDropped | Sets the SqlSmoState to dropped. Ereditato da SqlSmoObject. | |
MarkForDrop | Marks the foreign key to be dropped next time its parent object is altered by the Alter method. Ereditato da ParameterBase. | |
MarkForDropImpl | Sets the SqlSmoState for drop operation. Ereditato da SqlSmoObject. | |
MemberwiseClone | Ereditato da Object. | |
PostAlter | The method that is activated after the SqlSmoObject is altered. Ereditato da SqlSmoObject. | |
PostCreate | The method that is activated after the SqlSmoObject is created. Ereditato da SqlSmoObject. | |
PostDrop | The method that is activated after the SqlSmoObject is dropped. Ereditato da SqlSmoObject. | |
Refresh | Refreshes the ParameterBase object. Ereditato da ParameterBase. | |
RenameImpl | This method supports the SMO infrastructure and is not intended to be used directly from your code. Ereditato da NamedSmoObject. | |
RenameImplWorker | Identificato solo a scopo informativo. Non supportato. Non è garantita la compatibilità con le versioni future. Ereditato da NamedSmoObject. | |
ScriptImpl() | Gets a collection of scripts of the SqlSmoObject. Ereditato da SqlSmoObject. | |
ScriptImpl(ScriptingOptions) | Gets a collection of scripts of the SqlSmoObject. Ereditato da SqlSmoObject. | |
SetCollectionTextMode | Sets the collection text mode. Ereditato da ScriptNameObjectBase. | |
SetIsSystemNamed | Sets a Boolean value that specifies whether the system is named. Ereditato da ScriptNameObjectBase. | |
SetParentImpl | Sets the parent of the SqlSmoObject to the newParent parameter. Ereditato da SqlSmoObject. | |
SetSchemaOwned | Sets the schema owned value. Ereditato da NamedSmoObject. | |
SetTextBody | Specifies the text body. Ereditato da ScriptNameObjectBase. | |
SetTextHeader | Specifies the text header. Ereditato da ScriptNameObjectBase. | |
SetTextMode | Specifies the text mode. Ereditato da ScriptNameObjectBase. | |
SwitchTextMode | Switches the text mode. Ereditato da ScriptNameObjectBase. | |
ThrowIfTextIsDirtyForAlter | Throws an exception of text has been modified and not persisted. Ereditato da ScriptNameObjectBase. | |
ToString | Returns a String that represents the referenced object. Ereditato da SqlSmoObject. | |
TouchImpl | Not implemented. Ereditato da SqlSmoObject. | |
UnbindDefaultImpl | Unbinds the default columns of the SqlSmoObject. Ereditato da SqlSmoObject. | |
UnbindRuleImpl | Unbinds rules of the SqlSmoObject. 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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Campi
Nome | Descrizione | |
---|---|---|
m_ExtendedProperties | Represents a property that is defined to extend the properties provided by a SqlSmoObject. Ereditato da SqlSmoObject. | |
singletonParent | Represents the singleton parent. 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 indicates whether the object supports design mode. Identificato solo a scopo informativo. Non supportato. Non è garantita la compatibilità con le versioni future. |
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Osservazioni
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.
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.