Update configuration.rst

ThomasLandauer · web-flow · commit 6d8ec6ab77d4 · 2018-09-28T01:06:49.000+02:00
Crossreference: 2aa9ff7
diff --git a/configuration.rst b/configuration.rst
@@ -227,8 +227,9 @@ This is referenced inside ``config/packages/doctrine.yaml``:
         dbal:
             url: '%env(DATABASE_URL)%'
 
-            # the resolve: prefix will resolve parameters *inside* the env variable
+            # The `resolve:` prefix will resolve parameters *inside* the env variable:
             # url: '%env(resolve:DATABASE_URL)%'
+            # This will not work if you have urlencoded values in your `DATABASE_URL`.
 
 For more details about environment variables, see :ref:`config-env-vars`.
 
