Skip label lookup for rel creation to fix core compat

lib/neo4j/active_node/query/query_proxy.rb

@@ -184,7 +184,7 @@ def _nodeify(*args)
 
         def _create_relationship(start_object, other_node, properties)
           _session.query(context: @options[:context])
-            .match(start: match_label(start_object), end: match_label(other_node))
+            .match(:start, :end)
             .where(start: {neo_id: start_object.neo_id}, end: {neo_id: other_node.neo_id})
             .send(create_method, "start#{_association_arrow(properties, true)}end").exec
         end
@@ -360,7 +360,13 @@ def links_for_order_arg(arg)
         end
 
         def match_label(node)
-          node.class.mapped_label_name if node.class.respond_to?(:mapped_label_name)
+          if node.class.respond_to?(:mapped_label_name)
+            node.class.mapped_label_name
+          elsif node.respond_to?(:labels)
+            node.labels.first
+          else
+            ''
+          end
         end
 
         def match_string(node)

spec/e2e/neo4j-core_spec.rb

@@ -12,7 +12,8 @@
     obj = clazz.create
     node = Neo4j::Node.create
     obj.stuff << node
-    result = Neo4j::Session.query.match(:n).where("ID(n) = #{obj.neo_id}").match('(n)-[:stuff]->(m)').pluck(:m)
+    result = Neo4j::Session.query.match(:n).where("ID(n) = {obj_neo_id}").params(obj_neo_id: obj.neo_id).match('(n)-[:stuff]->(m)')
+    result = result.pluck(:m)
     expect(result).to eq([node])
   end