s/course_code/course_id/

main/install/db_main.sql

@@ -2419,7 +2419,7 @@ INSERT INTO user_field(field_type, field_variable, field_display_text, field_vis
 INSERT INTO user_field(field_type, field_variable, field_display_text, field_visible, field_changeable) VALUES(11, 'timezone', 'Timezone', 0, 0);
 CREATE TABLE `reports_keys` (
   `id` int(11) NOT NULL AUTO_INCREMENT,
-  `course` varchar(64) DEFAULT NULL,
+  `course_id` integer DEFAULT NULL,
   `tool_id` int(11) DEFAULT NULL,
   `child_id` int(11) DEFAULT NULL,
   `child_name` varchar(64) DEFAULT NULL,
@@ -2429,8 +2429,8 @@ CREATE TABLE `reports_keys` (
   `subsubchild_name` varchar(64) DEFAULT NULL,
   `link` varchar(256) DEFAULT NULL,
   PRIMARY KEY (`id`),
-  KEY `course` (`course`),
-  KEY `course_2` (`course`,`tool_id`,`child_id`,`subchild_id`,`subsubchild_id`));
+  KEY `course_id` (`course_id`),
+  KEY `course_id_2` (`course_id`,`tool_id`,`child_id`,`subchild_id`,`subsubchild_id`));
 
 CREATE TABLE `reports_values` (
   `key_id` int(11) NOT NULL,