Document what NULL is here

thread · Jan 16, 2018 · 2bb9cb9 · 2bb9cb9
1 parent e62e880
commit 2bb9cb9
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/routemaster/db/model.py b/routemaster/db/model.py
@@ -84,6 +84,8 @@
 
     # Null indicates starting a state machine
     NullableColumn('old_state', String),
+
+    # Null indicates being deleted from a state machine
     NullableColumn('new_state', String),
 )