Variable 成員

Represents a variable on a package, task, or container. This class cannot be inherited.

Variable 型別公開下列成員。

方法

	名稱	描述
	Dispose	This method is inherited from the IDisposable.Dispose method, which is a mechanism to explicitly tell an object to perform cleanup.
	Equals	Determines whether two object instances are equal. (繼承自 DtsObject。)
	Finalize	(繼承自 Object。)
	GetExpression	The GetExpression method is not supported on Variable objects. Use the EvaluateAsExpression property instead.
	GetHashCode	Returns the hash code for this instance. (繼承自 DtsObject。)
	GetPackagePath	Returns the path of the package that the variable belongs to.
	GetType	(繼承自 Object。)
	LoadFromXML	This method is not callable by your application code. To load a package saved as .xml, use the Application..::..LoadPackage method.
	MemberwiseClone	(繼承自 Object。)
	SaveToXML	This method is not callable by your application code. To save a package as .xml, use the Application..::..SaveToXml method.
	SetExpression	The SetExpression method is not supported on Variable objects. Use the EvaluateAsExpression property instead.
	ToString	(繼承自 Object。)

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屬性

	名稱	描述
	CreationName	Returns the string that the runtime engine gives when it creates an instance of the Variable object and adds the object to the Variables collection. This property is read-only.
	DataType	Returns a TypeCode enumeration that describes the data type of the variable. This property is read-only.
	Description	Gets or sets the description for the variable.
	EvaluateAsExpression	Gets or sets a Boolean that indicates that the variable contains an expression.
	Expression	Gets or sets the expression contained in a variable.
	ID	The GUID assigned to the variable. This field is read-only.
	IncludeInDebugDump	Gets or sets a value that specifies whether the variable value for a user-defined variable or a system variable is included in the debug dump files.
	Name	Gets or sets the name of the variable.
	Namespace	Gets or sets the namespace that the variable belongs to.
	Properties	Returns a collection of DtsProperty objects. This property is read-only.
	QualifiedName	Gets the fully qualified name of the variable, including the namespace. This property is read-only.
	RaiseChangedEvent	A Boolean that indicates if the variable has been flagged to raise the OnVariableValueChanged event when the value of the variable changes.
	ReadOnly	Gets or sets a Boolean that indicates that the variable is read-only and cannot have its value modified.
	Site	基礎結構。
	SystemVariable	Returns a Boolean that indicates if the variable is a system variable. This property is read-only.
	Value	Gets or sets the value assigned to the variable.

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事件

	名稱	描述
	Disposed	Adds an event handler to listen to the Disposed event on the Variable.

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請參閱

參考

Variable類別

Microsoft.SqlServer.Dts.Runtime 命名空間