On Sun, May 5, 2019 at 02:32:46PM +0300, Mariel Cherkassky wrote: > Hey, > I'm trying to upgrade from PG9.6 to PG11.2 but I'm getting the following error > : > > old cluster does not use data checksums but the new one does > > > As you can understand from the message, my old cluster doesnt use data > checksums and I want t enable this feature in the newer version. Is there any > way to handle it ? You have to initialize your new cluster with checksums disabled. -- Bruce Momjian <bruce@xxxxxxxxxx> http://momjian.us EnterpriseDB http://enterprisedb.com + As you are, so once was I. As I am, so you will be. + + Ancient Roman grave inscription +