Set MySQL transaction isolation to read-committed

Author: csandanov

compose.yml

@@ -8,6 +8,7 @@ services:
       MYSQL_DATABASE: $DB_NAME
       MYSQL_USER: $DB_USER
       MYSQL_PASSWORD: $DB_PASSWORD
+      MYSQL_TRANSACTION_ISOLATION: READ-COMMITTED
 #    volumes:
 #      - ./mariadb-init:/docker-entrypoint-initdb.d # Place init .sql file(s) here.
 #      - /path/to/mariadb/data/on/host:/var/lib/mysql # Use bind mount