This is a example repository how to achieve migration Icinga Director's data from PostgreSQL to MySQL.
ONLY use this if you know what you are doing.
docker-compose up -d
pg_dump icinga_director --column-inserts --data-only > pgsql.sql
./import.sh
docker exec -i $(docker-compose ps -q db) mysqldump --hex-blob -udirector -pdirector director > result.sql
Public domain, NO WARRANTY, USE AT YOUR OWN RISK.