użyj LEFT JOIN
Tabela usług, wypróbuj to zapytanie
SELECT members.id, members.name,
IF(services.mid IS NULL, FALSE, TRUE) as services
FROM members
LEFT JOIN services ON (members.id = services.mid)
użyj LEFT JOIN
Tabela usług, wypróbuj to zapytanie
SELECT members.id, members.name,
IF(services.mid IS NULL, FALSE, TRUE) as services
FROM members
LEFT JOIN services ON (members.id = services.mid)