--- a/trafficintelligence/storage.py	Tue Jun 19 17:07:50 2018 -0400
+++ b/trafficintelligence/storage.py	Wed Jun 20 00:07:03 2018 -0400
@@ -563,7 +563,7 @@
 #########################
 
 def savePrototypesToSqlite(filename, prototypes):
-    '''save the prototypes (a prototype is defined by a filename, a number (id) and type'''
+    '''save the prototypes (a prototype is defined by a filename, a number (id) and type)'''
     with sqlite3.connect(filename) as connection:
         cursor = connection.cursor()
         try:
@@ -574,6 +574,21 @@
             printDBError(error)
         connection.commit()
 
+def setPrototypeMatchingsInSqlite(filename, prototypes):
+    '''updates the prototype matchings'''
+    with sqlite3.connect(filename) as connection:
+        cursor = connection.cursor()
+        try:
+            for p in prototypes:
+                if p.getNMatchings() is None:
+                    nMatchings = 'NULL'
+                else:
+                    nMatchings = p.getNMatchings()
+                cursor.execute('UPDATE prototypes SET nmatchings = {} WHERE prototype_filename = \"{}\" AND prototype_id = {} AND trajectory_type = \"{}\"'.format(nMatchings, p.getFilename(), p.getNum(), p.getTrajectoryType()))
+        except sqlite3.OperationalError as error:
+            printDBError(error)
+        connection.commit()
+
 def savePrototypeAssignmentsToSqlite(filename, objects, objectType, labels, prototypes):
     with sqlite3.connect(filename) as connection:
         cursor = connection.cursor()