PostgreSQL array_agg order

Table 'animals': animal_name animal_type Tom Cat Jerry Mouse Kermit Frog Query: SELECT array_to_string(array_agg(animal_name),';') animal_names, array_to_string(array_agg(animal_type),';') animal_types FROM animals; Expected result: Tom;Jerry;Kerimt, Cat;Mouse;Frog OR Tom;Kerimt;Jerry, Cat;Frog;Mouse Can I be sure that order in first aggregate function will always be the same as in second. I mean

[quanon]

今日 array_agg という魔術を知った。