通过

IDTSExpressionEvaluator100 接口

  • 参考

定义

命名空间:
Microsoft.SqlServer.Dts.Runtime.Wrapper
程序集:
Microsoft.SqlServer.DTSRuntimeWrap.dll

定义 ExpressionEvaluator 对象的属性和方法。

public interface class IDTSExpressionEvaluator100
[System.Runtime.InteropServices.Guid("C0A2EEB7-7364-4263-9022-5399579E44E7")]
[System.Runtime.InteropServices.TypeLibType(System.Runtime.InteropServices.TypeLibTypeFlags.FDispatchable | System.Runtime.InteropServices.TypeLibTypeFlags.FDual | System.Runtime.InteropServices.TypeLibTypeFlags.FHidden | System.Runtime.InteropServices.TypeLibTypeFlags.FRestricted)]
public interface IDTSExpressionEvaluator100
[System.Runtime.InteropServices.TypeLibType(System.Runtime.InteropServices.TypeLibTypeFlags.FDispatchable | System.Runtime.InteropServices.TypeLibTypeFlags.FDual | System.Runtime.InteropServices.TypeLibTypeFlags.FHidden | System.Runtime.InteropServices.TypeLibTypeFlags.FRestricted)]
[System.Runtime.InteropServices.Guid("D0DCE1AB-3770-4BF4-80B6-7A78809EA36B")]
public interface IDTSExpressionEvaluator100
[System.Runtime.InteropServices.TypeLibType(System.Runtime.InteropServices.TypeLibTypeFlags.FDispatchable | System.Runtime.InteropServices.TypeLibTypeFlags.FDual | System.Runtime.InteropServices.TypeLibTypeFlags.FHidden | System.Runtime.InteropServices.TypeLibTypeFlags.FRestricted)]
[System.Runtime.InteropServices.Guid("EED47A83-21BE-4A1A-9AA7-5239A98D9362")]
public interface IDTSExpressionEvaluator100
[<System.Runtime.InteropServices.Guid("C0A2EEB7-7364-4263-9022-5399579E44E7")>]
[<System.Runtime.InteropServices.TypeLibType(System.Runtime.InteropServices.TypeLibTypeFlags.FDispatchable | System.Runtime.InteropServices.TypeLibTypeFlags.FDual | System.Runtime.InteropServices.TypeLibTypeFlags.FHidden | System.Runtime.InteropServices.TypeLibTypeFlags.FRestricted)>]
type IDTSExpressionEvaluator100 = interface
[<System.Runtime.InteropServices.TypeLibType(System.Runtime.InteropServices.TypeLibTypeFlags.FDispatchable | System.Runtime.InteropServices.TypeLibTypeFlags.FDual | System.Runtime.InteropServices.TypeLibTypeFlags.FHidden | System.Runtime.InteropServices.TypeLibTypeFlags.FRestricted)>]
[<System.Runtime.InteropServices.Guid("D0DCE1AB-3770-4BF4-80B6-7A78809EA36B")>]
type IDTSExpressionEvaluator100 = interface
[<System.Runtime.InteropServices.TypeLibType(System.Runtime.InteropServices.TypeLibTypeFlags.FDispatchable | System.Runtime.InteropServices.TypeLibTypeFlags.FDual | System.Runtime.InteropServices.TypeLibTypeFlags.FHidden | System.Runtime.InteropServices.TypeLibTypeFlags.FRestricted)>]
[<System.Runtime.InteropServices.Guid("EED47A83-21BE-4A1A-9AA7-5239A98D9362")>]
type IDTSExpressionEvaluator100 = interface
Public Interface IDTSExpressionEvaluator100
派生
属性
GuidAttribute TypeLibTypeAttribute

属性

EvaluatorContext

设置 IDTSExpressionEvaluator100 对象的计算器上下文。
Events

设置信息性、警告和错误事件。
Expression

设置 IDTSExpressionEvaluator100 对象中包含的表达式。
LocaleID

获取或设置区域设置的标识符。

方法

Evaluate(IDTSVariableDispenser100, Object, Boolean)

计算表达式的结果。
IsAssignmentExpression(IDTSVariableDispenser100, Boolean)

指示表达式是赋值表达式。
IsBooleanExpression(IDTSVariableDispenser100, Boolean)

指示表达式是布尔值表示式。

适用于