second review

docs/en/reference/dql-doctrine-query-language.rst

@@ -629,7 +629,7 @@ you can use named arguments or variadic arguments, add ``WithNamedArguments`` to
         }
     }
 
-And then you can select the fields you want in the order you want :
+And then you can select the fields you want in the order you want, and the ORM will try to match argument names with the selected field names :
 
 .. code-block:: php
 
@@ -639,7 +639,7 @@ And then you can select the fields you want in the order you want :
 
     // CustomerDTO => {name : 'SMITH', email: null, city: 'London', value: null}
 
-you can also aliases column :
+ORM will also look column aliases before columns names :
 
 .. code-block:: php
 
@@ -648,7 +648,10 @@ you can also aliases column :
     $users = $query->getResult(); // array of CustomerDTO
 
 	// CustomerDTO => {name : 'DOE', email: null, city: null, value: 'New York 10011'}
-    
+
+Be careful, if two fields have the same name/alias, second will erase first.
+If you put an argument name empty (for functions) or not in constructor argument list, ORM will throw an error.
+
 Using INDEX BY
 ~~~~~~~~~~~~~~