--- a/Framework/Plugins/DatabaseBackendAdapterV4.cpp	Tue Jul 09 16:30:52 2024 +0200
+++ b/Framework/Plugins/DatabaseBackendAdapterV4.cpp	Fri Sep 06 15:31:33 2024 +0200
@@ -439,9 +439,11 @@
         response.mutable_get_system_information()->set_has_measure_latency(accessor.GetBackend().HasMeasureLatency());
 #endif
 
-#if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 13, 0)
-        response.mutable_get_system_information()->set_has_extended_api_v1(accessor.GetBackend().HasExtendedApiV1());
+#if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 12, 5)
+        response.mutable_get_system_information()->set_supports_find(accessor.GetBackend().HasFindSupport());
+        response.mutable_get_system_information()->set_has_extended_changes(accessor.GetBackend().HasExtendedChanges());
 #endif
+
         break;
       }
 
@@ -786,15 +788,15 @@
         response.mutable_get_changes()->set_done(done);
         break;
       }
-#if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 13, 0)
-      case Orthanc::DatabasePluginMessages::OPERATION_GET_CHANGES_2:
+#if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 12, 5)
+      case Orthanc::DatabasePluginMessages::OPERATION_GET_CHANGES_EXTENDED:
       {
         Output output(*response.mutable_get_changes());
 
         bool done;
-        backend.GetChanges2(output, done, manager, request.get_changes2().since(), request.get_changes2().to(), static_cast<OrthancPluginChangeType>(request.get_changes2().change_type()), request.get_changes2().limit());
+        backend.GetChangesExtended(output, done, manager, request.get_changes_extended().since(), request.get_changes_extended().to(), static_cast<OrthancPluginChangeType>(request.get_changes_extended().change_type()), request.get_changes_extended().limit());
 
-        response.mutable_get_changes()->set_done(done);
+        response.mutable_get_changes_extended()->set_done(done);
         break;
       }
 #endif
@@ -1313,6 +1315,12 @@
         break;
       }
       
+      case Orthanc::DatabasePluginMessages::OPERATION_FIND:
+      {
+        backend.ExecuteFind(response, manager, request.find());
+        break;
+      }
+
       default:
         LOG(ERROR) << "Not implemented transaction operation from protobuf: " << request.operation();
         throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);