ATLAS-2372: Export without relationship attributes.

repository/src/main/java/org/apache/atlas/repository/impexp/ExportService.java

@@ -442,6 +442,7 @@ public class ExportService {
             return;
         }
 
+        removeRelationshipAttributes(entity);
         context.sink.add(entity);
 
         context.result.incrementMeticsCounter(String.format("entity:%s", entity.getEntity().getTypeName()));
@@ -455,6 +456,15 @@ public class ExportService {
         context.reportProgress();
     }
 
+    private void removeRelationshipAttributes(AtlasEntityWithExtInfo entity) {
+        entity.getEntity().getRelationshipAttributes().clear();
+        if(entity.getReferredEntities() != null) {
+            for (AtlasEntity e: entity.getReferredEntities().values()) {
+                e.getRelationshipAttributes().clear();
+            }
+        }
+    }
+
     private void addTypes(AtlasEntity entity, ExportContext context) {
         addEntityType(entity.getTypeName(), context);