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@hidetaka-f-matsumoto

heroku の postgres データ移行

Posted at

heroku で運用している app1 の DB を、app2 の DB へ移行したい時。

  • 接続情報を調べる
$ heroku config:get DATABASE_URL --app <app1>
postgres://<username>:<password>@ec2-X-X-X-X.compute-1.amazonaws.com:5432/<dbname>
  • dump
$ pg_dump -h ec2-X-X-X-X.compute-1.amazonaws.com -p 5432 -U <username> -d <dbname> -a > <dumpfile>.sql
  • restore
$ heroku pg:psql --app <app2> < <dumpfile>.sql
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