diff --git a/web/app/corpora/events.py b/web/app/corpora/events.py
index 22804fbe..c09b7cf4 100644
--- a/web/app/corpora/events.py
+++ b/web/app/corpora/events.py
@@ -106,6 +106,10 @@ def corpus_analysis_get_meta_data(corpus_id):
         # write some metadata to the db
         db_corpus.current_nr_of_tokens = metadata['corpus_size_tokens']
         db.session.commit()
+        event = 'user_{}_patch'.format(db_corpus.user_id)
+        jsonpatch = [{'op': 'replace', 'path': '/corpora/{}/current_nr_of_tokens'.format(db_corpus.id), 'value': db_corpus.current_nr_of_tokens}]  # noqa
+        room = 'user_{}'.format(db_corpus.user_id)
+        socketio.emit(event, jsonpatch, room=room)
 
         # emit data
         payload = metadata
@@ -300,3 +304,7 @@ def corpus_analysis_session_handler(app, corpus_id, user_id, session_id):
             corpus_analysis_sessions.pop(corpus_id, None)
             corpus.status = 'stop analysis'
             db.session.commit()
+            event = 'user_{}_patch'.format(corpus.user_id)
+            jsonpatch = [{'op': 'replace', 'path': '/corpora/{}/status'.format(corpus.id), 'value': corpus.status}]  # noqa
+            room = 'user_{}'.format(corpus.user_id)
+            socketio.emit(event, jsonpatch, room=room)
diff --git a/web/app/corpora/views.py b/web/app/corpora/views.py
index cef864c9..91405515 100644
--- a/web/app/corpora/views.py
+++ b/web/app/corpora/views.py
@@ -153,6 +153,10 @@ def analyse_corpus(corpus_id):
     if corpus.status == 'prepared':
         corpus.status = 'start analysis'
         db.session.commit()
+        event = 'user_{}_patch'.format(corpus.user_id)
+        jsonpatch = [{'op': 'replace', 'path': '/corpora/{}/status'.format(corpus.id), 'value': corpus.status}]  # noqa
+        room = 'user_{}'.format(corpus.user_id)
+        socketio.emit(event, jsonpatch, room=room)
     display_options_form = DisplayOptionsForm(
         prefix='display-options-form',
         result_context=request.args.get('context', 20),
@@ -329,13 +333,13 @@ def add_query_result():
                                    filename=form.file.data.filename,
                                    title=form.title.data)
         db.session.add(query_result)
-        db.session.commit()
+        db.session.flush()
+        db.session.refresh(query_result)
         try:
             os.makedirs(query_result.path)
         except OSError:
             logging.error('Make dir {} led to an OSError!'.format(query_result.path))  # noqa
-            db.session.delete(query_result)
-            db.session.commit()
+            db.session.rollback()
             flash('Internal Server Error', 'error')
             return make_response(
                 {'redirect_url': url_for('.add_query_result')}, 500)
@@ -361,6 +365,10 @@ def add_query_result():
         query_result_file_content.pop('cpos_lookup')
         query_result.query_metadata = query_result_file_content
         db.session.commit()
+        event = 'user_{}_patch'.format(query_result.user_id)
+        jsonpatch = [{'op': 'add', 'path': '/query_results/{}'.format(query_result.id), 'value': query_result.to_dict()}]  # noqa
+        room = 'user_{}'.format(query_result.user_id)
+        socketio.emit(event, jsonpatch, room=room)
         flash('Query result added!', 'result')
         return make_response({'redirect_url': url_for('.query_result', query_result_id=query_result.id)}, 201)  # noqa
     return render_template('corpora/query_results/add_query_result.html.j2',