diff --git a/_doc/notes.mb b/_doc/notes.mb
index bd38d8e..7b8ee37 100644
--- a/_doc/notes.mb
+++ b/_doc/notes.mb
@@ -153,8 +153,13 @@ Remove-Item package-lock.json
 npm install
 
 
-# -- mysql
-# fix
+# ---------------------------------- mysql ----------------------------------- #
+#backup: (--no-data to skip data)
+mysqldump -h mariadb -P 3306 -ujwpwsofia -p"dwxhns9p9vp248V39xJyRthUsZ2gR9" jwpwsofia --skip-add-locks > /backup/manual-$(date +\%Y-\%m-\%d-\%H\%M\%S)-$MYSQL_DATABASE.sql
+
+
+
+# fix++
 mysql -u root -pi4966cWBtP3xJ7BLsbsgo93C8Q5262
 --
 mysqld_safe --skip-grant-tables &