     student_id             int(11) 	 NOT NULL,
     course_display_name    varchar(255)  NOT NULL,
     grade                  double,
-    max_grade              double,     
+    max_grade              double,
     percent_grade          double        NOT NULL,
     parts_correctness      varchar(50),
     answers                varchar(255)  NOT NULL,

# with required empty tables inside.
# CAUTION: deletes dbs Edx and EdxPrivate.
#
# This .sql file is sourced from 
# createEmptyEdxDbs.sh, where an appropriate
# warning is issued before running.


  `distinction` tinyint(4) NOT NULL DEFAULT '0',
  `status` varchar(50) NOT NULL DEFAULT '',
  `user_int_id` int(11) NOT NULL,
  `anon_screen_name` varchar(40) NOT NULL DEFAULT '',
  KEY `GradesUIDIdx` (`user_int_id`),
  KEY `UserGradeGradeIdx` (`grade`),
  KEY `UserGradeCourseIDIdx` (`course_id`),
