one file with the data

good for the start, transfer of the file together with code via git push/pull

not supported by heroku

database, required for heroku deployment, transfer of the data via database dump

get data from heroku

heroku pg:backups capture curl -o latest.dump `heroku pg:backups public-url`

einspielen

pg_restore --verbose --clean --no-acl --no-owner -U sonja -d aocqa_development latest.dump

Source of information heroku