On Thu, 2024-03-28 at 09:05 -0400, Ron Johnson wrote: > On Thu, Mar 28, 2024 at 5:21 AM Laurenz Albe <laurenz.albe@xxxxxxxxxxx> wrote: > > On Wed, 2024-03-27 at 16:23 +0300, Muhammet Kurtoğlu wrote: > > > Hi we want to upgrade from centos 6.8 to 6.10. > > > We have postgresql 9.4 with postgis . > > > in new patch will postgresql 9.4 can work without problem. > > > > If you rebuild all the indexes on string expressions, it may work. > > Why? It's not like a point release changes glibc's major (or even minor) version. You are right, then there should not be any problem with changing collations. Yours, Laurenz Albe