Index: lams_common/src/java/org/lamsfoundation/lams/dbupdates/patch20200129.sql
===================================================================
diff -u -rbe35a3f2bf2414f299ca74f4ea8c3e2555b16d8e -r02136d4df9af6be16c536db6c22ba26bce92ac2e
--- lams_common/src/java/org/lamsfoundation/lams/dbupdates/patch20200129.sql	(.../patch20200129.sql)	(revision be35a3f2bf2414f299ca74f4ea8c3e2555b16d8e)
+++ lams_common/src/java/org/lamsfoundation/lams/dbupdates/patch20200129.sql	(.../patch20200129.sql)	(revision 02136d4df9af6be16c536db6c22ba26bce92ac2e)
@@ -3,17 +3,17 @@
 
 --  LDEV-4959 Prevent leader and non-leader from creating two GradebookUserLessons at the same time
 
---Take care about potential duplicates. For this move all entries to tmp table first.
+-- Take care about potential duplicates. For this move all entries to tmp table first.
 CREATE TABLE tmp_table SELECT * FROM lams_gradebook_user_lesson;
 TRUNCATE TABLE lams_gradebook_user_lesson;
---Change key to unique
+-- Change key to unique
 ALTER TABLE `lams_gradebook_user_lesson` 
 	DROP FOREIGN KEY `FK_lams_gradebook_user_lesson_1`,
 	DROP INDEX `lesson_id`;
 ALTER TABLE `lams_gradebook_user_lesson` 
 	ADD UNIQUE INDEX `lesson_id` (`lesson_id`,`user_id`),
 	ADD CONSTRAINT `FK_lams_gradebook_user_lesson_1` FOREIGN KEY (`lesson_id`) REFERENCES `lams_lesson` (`lesson_id`);
---Move entries back to lams_gradebook_user_lesson
+-- Move entries back to lams_gradebook_user_lesson
 INSERT IGNORE INTO lams_gradebook_user_lesson SELECT * from tmp_table;
 DROP TABLE tmp_table;