Migrating from MySQL to Postgresql

Has anyone here got experience in migrating the Nextcloud database from MySQL to Postgresql?

Need to migratie my database to Postgresql. My Nextcloud install is small (only 2 users).
Any hints / suggestions are welcome.

save the replicated folder on your pc.
install new.
replicate again.

contacts/shared links/calendar/etc.pp. will be lost. or you replicated them as well. or you understand the sql dump from mysql from the tables where these informations are stored and you can import them into postgres.

Regarding contacts and calendars you could use calcardbackup to export them as .ics/.vcf files and the reimport them to the new installation: