Heroku transfer db from one app to another

Question

I need to transfer db from app_1 to app_2

I created backup on app_1

Then ran:

heroku pg:backups restore HEROKU_POSTGRESQL_COLOR --app app_2 heroku

Answer 1

heroku pg:copy app1_name::HEROKU_POSTGRESQL_ONYX_URL HEROKU_POSTGRESQL_AQUA_URL --app app2_name

Where the second db url is on app2_name