I've also checked our oldest 5 - didn't find any patrons with dateexpiry 0000-00-00.
Gesendet: Mittwoch, 14. Februar 2018 um 08:18 Uhr Von: "Magnus Enger" <magnus@enger.priv.no> An: koha-devel@lists.koha-community.org Betreff: Re: [Koha-devel] 0000-00-00 is expired?
Hiya!
On 13 February 2018 at 20:06, Jonathan Druart
<jonathan.druart@bugs.koha-community.org> wrote:
> It would be useful to know the return of
> SELECT COUNT(*) FROM borrowers where dateexpiry="0000-00-00"
> on old installations.
I just checked my 5 oldest instances (upgraded regularly since
2009/2010) and none of them had any users meeting this criterium.