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You can run pg_upgrade with the --link option to have it hardlink most of the tables into the new cluster's location. It'll still re-write some things, but I be
by tsuraan 11y ago
You can run pg_upgrade with the --link option to have it hardlink most of the tables into the new cluster's location. It'll still re-write some things, but I believe that most of the actual table data remains unaltered.
- jeltz 11y agoYeah, unless you have huge system catalogs (where the table definitions are stored) pg_upgrade should be almost instant if you sue hardlinks.
- warbiscuit 11y agoThat's beautiful. Had no idea about that option.