ExtendedProperties.Remove Method

Removes an ExtendedProperty object from the ExtendedProperties collection

命名空间: Microsoft.SqlServer.Dts.Runtime
程序集: Microsoft.SqlServer.ManagedDTS (in microsoft.sqlserver.manageddts.dll)

语法

声明
Public Sub Remove ( _
    index As Object _
)

public void Remove (
    Object index
)

public:
void Remove (
    Object^ index
)

public void Remove (
    Object index
)

public function Remove (
    index : Object
)

参数

• index
  The name, index, ID, or description of the ExtendedProperty object to remove.

示例

The following example removes an extended property from the collection using the ID.

using System;
using System.Collections.Generic;
using System.Text;
using Microsoft.SqlServer.Dts.Runtime;

namespace ExtendedProperties_Testing
{
    class Program
    {
        static void Main(string[] args)
        {
            // The package is one of the SSIS samples.
            string mySample = @"C:\Program Files\Microsoft SQL Server\90\Samples\Integration Services\Package Samples\CalculatedColumns Sample\CalculatedColumns\CalculatedColumns.dtsx";
            // Create the application, and load the sample.
            Application app = new Application();
            Package pkg = app.LoadPackage(mySample, null);

            // Get the Extended properties collection from the package.
            ExtendedProperties myExtProps = pkg.ExtendedProperties;
            
            // Give the count of the number of extended properties.
            int numProps = myExtProps.Count;
            Console.WriteLine("Current number of extended properties: {0}", numProps);
            // Remove an extended property.
            myExtProps.Remove("{A56842E2-11C1-487E-B670-33F25B534146}");
            // Give the new count of the number of extended properties.
            numProps = myExtProps.Count;
            Console.WriteLine("New number of extended properties: {0}", numProps);
            Console.WriteLine();
        }
    }
}

Imports System
Imports System.Collections.Generic
Imports System.Text
Imports Microsoft.SqlServer.Dts.Runtime
 
Namespace ExtendedProperties_Testing
    Class Program
        Shared  Sub Main(ByVal args() As String)
            ' The package is one of the SSIS samples.
            Dim mySample As String =  "C:\Program Files\Microsoft SQL Server\90\Samples\Integration Services\Package Samples\CalculatedColumns Sample\CalculatedColumns\CalculatedColumns.dtsx" 
            ' Create the application, and load the sample.
            Dim app As Application =  New Application() 
            Dim pkg As Package =  app.LoadPackage(mySample,Nothing) 
 
            ' Get the extended properties collection from the package.
            Dim myExtProps As ExtendedProperties =  pkg.ExtendedProperties 
 
            ' Give the count of the number of extended properties.
            Dim numProps As Integer =  myExtProps.Count 
            Console.WriteLine("Current number of extended properties: {0}", numProps)
            ' Remove an extended property.
            myExtProps.Remove("{A56842E2-11C1-487E-B670-33F25B534146}")
            ' Give the new count of the number of extended properties.
            numProps = myExtProps.Count
            Console.WriteLine("New number of extended properties: {0}", numProps)
            Console.WriteLine()
        End Sub
    End Class
End Namespace

Sample Output:

Current number of extended properties: 7

New number of extended properties: 6

线程安全

Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

平台

开发平台

有关支持的平台列表，请参阅安装 SQL Server 2005 的硬件和软件要求。

目标平台

有关支持的平台列表，请参阅安装 SQL Server 2005 的硬件和软件要求。

请参阅

参考

ExtendedProperties Class
ExtendedProperties Members
Microsoft.SqlServer.Dts.Runtime Namespace