属性検索で取り出したレコードの順序を変更する方法

Sub test()
 
Dim pMxDoc As IMxDocument
Set pMxDoc = ThisDocument
 
Dim pFL As IFeatureLayer
Set pFL = pMxDoc.FocusMap.Layer(0)
 
Dim pFeatureClass As IFeatureClass
Set pFeatureClass = pFL.FeatureClass
 
Dim strFieldName As String
strFieldName = "P_NUM"
 
Dim pQueryFilter As IQueryFilter
Set pQueryFilter = New QueryFilter
pQueryFilter.SubFields = strFieldName
pQueryFilter.WhereClause = "[OBJECTID] > 2000"
 
Dim pQueryFilterDefinition As IQueryFilterDefinition
Set pQueryFilterDefinition = pQueryFilter
pQueryFilterDefinition.PostfixClause = "ORDER BY " & strFieldName
 
Dim pFeatureCursor As IFeatureCursor
Set pFeatureCursor = pFeatureClass.Search(pQueryFilter, True)
 
Dim codeix As Long
codeix = pFeatureCursor.FindField(strFieldName)
 
Dim pFeature As IFeature
Set pFeature = pFeatureCursor.NextFeature
 
While Not pFeature Is Nothing
    MsgBox pFeature.Value(codeix)
    Set pFeature = pFeatureCursor.NextFeature
Wend
 
End Sub