On Fri, Sep 15, 2023, 15:02 Adrian Klaver <adrian.klaver@xxxxxxxxxxx> wrote:
On 9/15/23 9:55 AM, Martin Mueller wrote:
I am thinking of upgrading from version 13 to version 16.
I think I can do this by leaving the data alone and just replacing the software. My data are extremely simple and consist of several hundred
No you can't.
You will need to either use pg_upgrade:
To elaborate on this, if you want to avoid copying the data, you may want to take a look at pg_upgrade in link mode.