ExpressionTask 类

参考

定义

命名空间:: Microsoft.SqlServer.Dts.Tasks.ExpressionTask

程序集:: Microsoft.SqlServer.ExpressionTask.dll

重要

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public ref class ExpressionTask : Microsoft::SqlServer::Dts::Runtime::Task, Microsoft::SqlServer::Dts::Runtime::IDTSBreakpointSite, Microsoft::SqlServer::Dts::Runtime::IDTSComponentPersist

[Microsoft.SqlServer.Dts.Runtime.DtsTask(HelpKeyword="sql13.dts.designer.expressiontask.F1", IconResource="TaskIcon", LocalizationType=typeof(Microsoft.SqlServer.Dts.Tasks.ExpressionTask.SR), SamplesTag="SsisExpressionTask", TaskContact="Expression Task;Microsoft Corporation; SQL Server 2016; © 2015 Microsoft Corporation; All Rights Reserved;http://www.microsoft.com/sql/support/default.asp;1", TaskType="DTS90", UITypeName="Microsoft.SqlServer.Dts.Tasks.ExpressionTask.ExpressionTaskUI, Microsoft.SqlServer.ExpressionTaskUI, Version=13.0.0.0, Culture=Neutral, PublicKeyToken=89845dcd8080cc91")]
[System.Runtime.InteropServices.Guid("35465A03-2269-4FCC-83A8-68B2014650F7")]
public class ExpressionTask : Microsoft.SqlServer.Dts.Runtime.Task, Microsoft.SqlServer.Dts.Runtime.IDTSBreakpointSite, Microsoft.SqlServer.Dts.Runtime.IDTSComponentPersist

[Microsoft.SqlServer.Dts.Runtime.DtsTask(HelpKeyword="sql13.dts.designer.expressiontask.F1", IconResource="TaskIcon", LocalizationType=typeof(Microsoft.SqlServer.Dts.Tasks.ExpressionTask.SR), SamplesTag="SsisExpressionTask", TaskContact="Expression Task;Microsoft Corporation; SQL Server 2017; © 2017 Microsoft Corporation; All Rights Reserved;http://www.microsoft.com/sql/support/default.asp;1", TaskType="DTS90", UITypeName="Microsoft.SqlServer.Dts.Tasks.ExpressionTask.ExpressionTaskUI, Microsoft.SqlServer.ExpressionTaskUI, Version=14.0.0.0, Culture=Neutral, PublicKeyToken=89845dcd8080cc91")]
[System.Runtime.InteropServices.Guid("5BEF28F6-024B-484E-9F1C-8A872D85B009")]
public class ExpressionTask : Microsoft.SqlServer.Dts.Runtime.Task, Microsoft.SqlServer.Dts.Runtime.IDTSBreakpointSite, Microsoft.SqlServer.Dts.Runtime.IDTSComponentPersist

[Microsoft.SqlServer.Dts.Runtime.DtsTask(HelpKeyword="sql13.dts.designer.expressiontask.F1", IconResource="TaskIcon", LocalizationType=typeof(Microsoft.SqlServer.Dts.Tasks.ExpressionTask.SR), SamplesTag="SsisExpressionTask", TaskContact="Expression Task;Microsoft Corporation; SQL Server 2019; © 2019 Microsoft Corporation; All Rights Reserved;http://www.microsoft.com/sql/support/default.asp;1", TaskType="DTS90", UITypeName="Microsoft.SqlServer.Dts.Tasks.ExpressionTask.ExpressionTaskUI, Microsoft.SqlServer.ExpressionTaskUI, Version=15.0.0.0, Culture=Neutral, PublicKeyToken=89845dcd8080cc91")]
[System.Runtime.InteropServices.Guid("D0C70352-CD3D-45E7-A882-8FA0BC2C6506")]
public class ExpressionTask : Microsoft.SqlServer.Dts.Runtime.Task, Microsoft.SqlServer.Dts.Runtime.IDTSBreakpointSite, Microsoft.SqlServer.Dts.Runtime.IDTSComponentPersist

[<Microsoft.SqlServer.Dts.Runtime.DtsTask(HelpKeyword="sql13.dts.designer.expressiontask.F1", IconResource="TaskIcon", LocalizationType=typeof(Microsoft.SqlServer.Dts.Tasks.ExpressionTask.SR), SamplesTag="SsisExpressionTask", TaskContact="Expression Task;Microsoft Corporation; SQL Server 2016; © 2015 Microsoft Corporation; All Rights Reserved;http://www.microsoft.com/sql/support/default.asp;1", TaskType="DTS90", UITypeName="Microsoft.SqlServer.Dts.Tasks.ExpressionTask.ExpressionTaskUI, Microsoft.SqlServer.ExpressionTaskUI, Version=13.0.0.0, Culture=Neutral, PublicKeyToken=89845dcd8080cc91")>]
[<System.Runtime.InteropServices.Guid("35465A03-2269-4FCC-83A8-68B2014650F7")>]
type ExpressionTask = class
    inherit Task
    interface IDTSBreakpointSite
    interface IDTSSuspend
    interface IDTSComponentPersist

[<Microsoft.SqlServer.Dts.Runtime.DtsTask(HelpKeyword="sql13.dts.designer.expressiontask.F1", IconResource="TaskIcon", LocalizationType=typeof(Microsoft.SqlServer.Dts.Tasks.ExpressionTask.SR), SamplesTag="SsisExpressionTask", TaskContact="Expression Task;Microsoft Corporation; SQL Server 2017; © 2017 Microsoft Corporation; All Rights Reserved;http://www.microsoft.com/sql/support/default.asp;1", TaskType="DTS90", UITypeName="Microsoft.SqlServer.Dts.Tasks.ExpressionTask.ExpressionTaskUI, Microsoft.SqlServer.ExpressionTaskUI, Version=14.0.0.0, Culture=Neutral, PublicKeyToken=89845dcd8080cc91")>]
[<System.Runtime.InteropServices.Guid("5BEF28F6-024B-484E-9F1C-8A872D85B009")>]
type ExpressionTask = class
    inherit Task
    interface IDTSBreakpointSite
    interface IDTSSuspend
    interface IDTSComponentPersist

[<Microsoft.SqlServer.Dts.Runtime.DtsTask(HelpKeyword="sql13.dts.designer.expressiontask.F1", IconResource="TaskIcon", LocalizationType=typeof(Microsoft.SqlServer.Dts.Tasks.ExpressionTask.SR), SamplesTag="SsisExpressionTask", TaskContact="Expression Task;Microsoft Corporation; SQL Server 2019; © 2019 Microsoft Corporation; All Rights Reserved;http://www.microsoft.com/sql/support/default.asp;1", TaskType="DTS90", UITypeName="Microsoft.SqlServer.Dts.Tasks.ExpressionTask.ExpressionTaskUI, Microsoft.SqlServer.ExpressionTaskUI, Version=15.0.0.0, Culture=Neutral, PublicKeyToken=89845dcd8080cc91")>]
[<System.Runtime.InteropServices.Guid("D0C70352-CD3D-45E7-A882-8FA0BC2C6506")>]
type ExpressionTask = class
    inherit Task
    interface IDTSBreakpointSite
    interface IDTSSuspend
    interface IDTSComponentPersist

Public Class ExpressionTask
Inherits Task
Implements IDTSBreakpointSite, IDTSComponentPersist

继承: Object

DtsObject

Task
ExpressionTask

属性: DtsTaskAttribute GuidAttribute

实现: IDTSBreakpointSite IDTSComponentPersist IDTSSuspend

构造函数

ExpressionTask()

属性

DebugMode
ExecutionValue	为执行值分配新文件的名称
Expression
SuspendRequired
TargetServerVersion	(继承自 Task)
Version	* 不推荐使用的成员；请参阅“备注”。 * 返回任务的版本。此属性为只读。 (继承自 Task)

方法

AcceptBreakpointManager(BreakpointManager)
CanUpdate(String)	*** 不推荐使用的成员；请参阅“备注”。一个布尔值，指示新包 XML 是否可以更新旧包 XML。 (继承自 Task)
Equals(Object)	确定两个对象实例是否相等。 (继承自 DtsObject)
Execute(Connections, VariableDispenser, IDTSComponentEvents, IDTSLogging, Object)
GetConnectionID(Connections, String)	获取包含连接的 ID 的字符串。 (继承自 Task)
GetConnectionName(Connections, String)	获取包含连接名称的字符串。 (继承自 Task)
GetHashCode()	返回此实例的哈希代码。 (继承自 DtsObject)
InitializeTask(Connections, VariableDispenser, IDTSInfoEvents, IDTSLogging, EventInfos, LogEntryInfos, ObjectReferenceTracker)	初始化与该任务相关联的属性。此方法由运行时调用，在代码中未使用。 (继承自 Task)
LoadFromXML(XmlElement, IDTSInfoEvents)
ResumeExecution()
SaveToXML(XmlDocument, IDTSInfoEvents)
SuspendExecution()
Update(String)	*** 不推荐使用的成员；请参阅“备注”。如果设置为 true，此方法使用新的包 XML 更新旧包 XML CanUpdate(String) 。 (继承自 Task)
Validate(Connections, VariableDispenser, IDTSComponentEvents, IDTSLogging)
ValidateExpression(VariableDispenser)

适用于

通过

ExpressionTask 类

定义

构造函数

属性

方法

适用于

其他资源