echo $BRAIN_STUFF

SELECT R.id_request,
    (SELECT COUNT(*) FROM Flow F 
        WHERE F.id_request = R.id_request AND processStatus = 1) AS flowTotal,
    (SELECT COUNT(*) FROM Flow F 
        WHERE F.id_request = R.id_request AND processStatus = 2) AS flowApproved
FROM Request R

SELECT R.id_request, (SELECT Count(*) FROM Flow F WHERE F.id_request = R.id_request AND processStatus = 1) AS flowTotal, (SELECT Count(*) FROM Flow F WHERE F.id_request = R.id_request AND processStatus = 2) AS flowApproved FROM Request R