ExpressionNodeConstant 類別

The ExpressionNodeConstant object represents an constant value that is used in an expression.

繼承階層

System.Object
  Microsoft.SqlServer.Management.Dmf.ExpressionNode
    Microsoft.SqlServer.Management.Dmf.ExpressionNodeConstant

命名空間：  Microsoft.SqlServer.Management.Dmf
組件：  Microsoft.SqlServer.Dmf (在 Microsoft.SqlServer.Dmf.dll 中)

語法

'宣告
<StrongNameIdentityPermissionAttribute(SecurityAction.LinkDemand, PublicKey := "0024000004800000940000000602000000240000525341310004000001000100272736ad6e5f9586bac2d531eabc3acc666c2f8ec879fa94f8f7b0327d2ff2ed523448f83c3d5c5dd2dfc7bc99c5286b2c125117bf5cbe242b9d41750732b2bdffe649c6efb8e5526d526fdd130095ecdb7bf210809c6cdad8824faa9ac0310ac3cba2aa0523567b2dfa7fe250b30facbd62d4ec99b94ac47c7d3b28f1f6e4c8")> _
Public NotInheritable Class ExpressionNodeConstant _
    Inherits ExpressionNode
'用途
Dim instance As ExpressionNodeConstant

[StrongNameIdentityPermissionAttribute(SecurityAction.LinkDemand, PublicKey = "0024000004800000940000000602000000240000525341310004000001000100272736ad6e5f9586bac2d531eabc3acc666c2f8ec879fa94f8f7b0327d2ff2ed523448f83c3d5c5dd2dfc7bc99c5286b2c125117bf5cbe242b9d41750732b2bdffe649c6efb8e5526d526fdd130095ecdb7bf210809c6cdad8824faa9ac0310ac3cba2aa0523567b2dfa7fe250b30facbd62d4ec99b94ac47c7d3b28f1f6e4c8")]
public sealed class ExpressionNodeConstant : ExpressionNode

[StrongNameIdentityPermissionAttribute(SecurityAction::LinkDemand, PublicKey = L"0024000004800000940000000602000000240000525341310004000001000100272736ad6e5f9586bac2d531eabc3acc666c2f8ec879fa94f8f7b0327d2ff2ed523448f83c3d5c5dd2dfc7bc99c5286b2c125117bf5cbe242b9d41750732b2bdffe649c6efb8e5526d526fdd130095ecdb7bf210809c6cdad8824faa9ac0310ac3cba2aa0523567b2dfa7fe250b30facbd62d4ec99b94ac47c7d3b28f1f6e4c8")]
public ref class ExpressionNodeConstant sealed : public ExpressionNode

[<SealedAttribute>]
[<StrongNameIdentityPermissionAttribute(SecurityAction.LinkDemand, PublicKey = "0024000004800000940000000602000000240000525341310004000001000100272736ad6e5f9586bac2d531eabc3acc666c2f8ec879fa94f8f7b0327d2ff2ed523448f83c3d5c5dd2dfc7bc99c5286b2c125117bf5cbe242b9d41750732b2bdffe649c6efb8e5526d526fdd130095ecdb7bf210809c6cdad8824faa9ac0310ac3cba2aa0523567b2dfa7fe250b30facbd62d4ec99b94ac47c7d3b28f1f6e4c8")>]
type ExpressionNodeConstant =  
    class 
        inherit ExpressionNode 
    end

public final class ExpressionNodeConstant extends ExpressionNode

ExpressionNodeConstant 型別公開下列成員。

建構函式

	名稱	說明
	ExpressionNodeConstant	Initializes a new instance of the ExpressionNodeConstant class that has the specified object.

上層

屬性

	名稱	說明
	Tag	Gets the tag text that is associated with the expression node. (繼承自 ExpressionNode。)
	Type	Gets the type of expression node. (繼承自 ExpressionNode。)
	TypeClass	Gets the class type when the expression node represents a constant value or a variable. (繼承自 ExpressionNode。)
	Value	Gets the object value that is the expression node constant.

上層

方法

	名稱	說明
	ConvertToFilterNode	Creates a filter node by converting the expression node. (繼承自 ExpressionNode。)
	DeepClone	Returns the a copy of the expression node including properties. (覆寫 ExpressionNode.DeepClone()。)
	EnumChildren	Returns an enumerated list of dependent expression nodes. (繼承自 ExpressionNode。)
	Equals	Returns a Boolean value that specifies whether the referenced expression node object is equal to the specified object. (繼承自 ExpressionNode。)
	Evaluate(FacetEvaluationContext)	Evaluates the expression node with the given facet context. (繼承自 ExpressionNode。)
	Evaluate(FacetEvaluationContext, Boolean)	Evaluates the expression node with the given facet context and checks the script as a proxy. (繼承自 ExpressionNode。)
	GetHashCode	Gets the hash code for the object. (繼承自 ExpressionNode。)
	GetResult	Gets the result that is returned when an expression is deserialized. (繼承自 ExpressionNode。)
	GetResultString	Gets the result in string format that is returned when an expression is deserialized. (繼承自 ExpressionNode。)
	GetType	(繼承自 Object。)
	Serialize	Serializes the expression node to the specified XML Writer. (繼承自 ExpressionNode。)
	ToString	Returns the expression node constant in string format. (覆寫 ExpressionNode.ToString()。)
	ToStringForDisplay	Returns the expression node constant in string format with display formatting. (覆寫 ExpressionNode.ToStringForDisplay()。)
	ToStringForUrn	Returns the referenced object in URN format. (繼承自 ExpressionNode。)

上層

備註

只有 Microsoft .NET Framework 2.0 版支援此命名空間、類別或成員。

執行緒安全性

這個型別的任何公用 static (在 Visual Basic 中為 Shared) 成員都是執行緒安全的。並不是所有的執行個體成員都保證可以用於所有的執行緒。

請參閱

參考

Microsoft.SqlServer.Management.Dmf 命名空間