Postgres docs do use the word upgrade, for example: > pg_upgrade (formerly called pg_migrator) allows data stored in PostgreSQL data files to be upgraded to a

Postgres docs do use the word upgrade, for example: > pg_upgrade (formerly called pg_migrator) allows data stored in PostgreSQL data files to be upgraded to a later PostgreSQL major version without the data dump/restore typically required for major version upgrades https://www.postgresql.org/docs/current/pgupgrade.html https://www.postgresql.org/docs/current/pgupgrade.html