我见过几个SO帖子，尽管googleing和heroku --help，我仍然得到同样的错误
我一直在努力：https://devcenter.heroku.com/articles/heroku-postgres-import-export
$ heroku pg:backups:restore 'secure-file-location-url' DATABASE_URL --app heroku-app-name --confirm heroku-app-name
Starting restore of secure-file-location-url to postgresql-flat-47715... done
Use Ctrl-C at any time to stop monitoring progress; the backup will continue restoring.
Use heroku pg:backups to check progress.
Stop a running restore with heroku pg:backups:cancel.
Restoring... !
▸ An error occurred and the backup did not finish.
▸
▸ waiting for restore to complete
▸ pg_restore finished with errors
▸ waiting for download to complete
▸ download finished with errors
▸ please check the source URL and ensure it is publicly accessible
▸
▸ Run heroku pg:backups:info r018 for more details.
$ heroku pg:backups:info r018
› Error: Missing required flag:
› -a, --app APP app to run command against
› See more help with --help
我的secure-file-location-url是一个公开的Google云端硬盘链接，我可以在隐身浏览器窗口中访问该链接。
正如评论中所讨论的，您的数据库转储正在Google云端硬盘上托管，您提供的链接将通过“下载文件”按钮发送给查看器。
相反，您必须提供指向该文件的直接链接。该文档建议使用Amazon S3。