For keyword-based connections database should be used.

Although dbname also works, it's specifically written
in the docs to use 'database' for keyword arguments, so
the other version may be obsoleted in the future.

pg_view.py

@@ -2938,7 +2938,7 @@ def build_connection(host, port, user, database):
     if user:
         result['user'] = user
     if database:
-        result['dbname'] = database
+        result['database'] = database
     return result