Namespace  
                        http://www.opengis.net/gml/3.2 
                      
                     
                        
                           Diagram 
                           
                         
                        
                           
                         
                      
                     
                        Type  
                        extension of gml:AbstractTopologyType  
                      
                     
                        Type hierarchy  
                        
                           
                         
                      
                     
                        
                           Used by 
                           
                         
                        
                           
                         
                      
                     
                        Model  
                        gml:metaDataProperty*   , gml:description{0,1}   , gml:descriptionReference{0,1}   , gml:identifier{0,1}   , gml:name*   , gml:directedTopoSolid+  
                      
                     
                        Children  
                        gml:description  , gml:descriptionReference  , gml:directedTopoSolid  , gml:identifier  , gml:metaDataProperty  , gml:name  
                      
                     
                        
                           Attributes 
                           
                         
                        
                           
                              
                                 
                                    
                                       QName 
                                       Type 
                                       Fixed 
                                       Default 
                                       Use 
                                       Annotation 
                                     
                                  
                                 
                                    aggregationType  
                                    gml:AggregationType  
                                     
                                     
                                    optional 
                                    
                                       
                                     
                                  
                                 
                                    gml:id  
                                    ID  
                                     
                                     
                                    required 
                                    
                                       
                                          
                                             
                                                The attribute gml:id supports provision of a handle for the XML element representing a GML Object. Its use is mandatory for all GML objects. It is of XML type ID, so is constrained to be unique in the XML document within which it occurs.  
                                              
                                          
                                        
                                     
                                  
                              
                            
                         
                      
                     
                        
                           Source 
                           
                         
                        
                           
                              
                                 
                                    <complexType  name= "TopoVolumeType" > 
   <complexContent > 
     <extension  base= "gml:AbstractTopologyType" > 
       <sequence > 
         <element  ref= "gml:directedTopoSolid"  maxOccurs= "unbounded" /> 
       </sequence> 
       <attributeGroup  ref= "gml:AggregationAttributeGroup" /> 
     </extension> 
   </complexContent> 
 </complexType>  
                                  
                              
                            
                         
                      
                     
                        Schema location  
                        http://schemas.opengis.net/gml/3.2.1/topology.xsd