IDTSVirtualInputColumn100.UsageType 属性
Gets a value that indicates how the virtual column is used by the component.
命名空间： Microsoft.SqlServer.Dts.Pipeline.Wrapper
程序集： Microsoft.SqlServer.DTSPipelineWrap（在 Microsoft.SqlServer.DTSPipelineWrap.dll 中）
语法
声明
ReadOnly Property UsageType As DTSUsageType
Get
用法
Dim instance As IDTSVirtualInputColumn100
Dim value As DTSUsageType
value = instance.UsageType
DTSUsageType UsageType { get; }
property DTSUsageType UsageType {
DTSUsageType get ();
}
abstract UsageType : DTSUsageType
function get UsageType () : DTSUsageType
属性值
类型：Microsoft.SqlServer.Dts.Pipeline.Wrapper.DTSUsageType
A value from the DTSUsageType enumeration.
注释
Columns are mapped from the IDTSVirtualInputColumnCollection100 into an IDTSInputColumnCollection100 using the SetUsageType method.