On Tue, Feb 11, 2020 at 8:33 PM Peter Geoghegan <pg@xxxxxxx> wrote: > > On Sun, Feb 9, 2020 at 12:50 PM Colin Adler <colin@xxxxxxxxx> wrote: > > Looks like it found something. I checked out the contrib/pageinspect docs but > > wasn't too sure what to run. Are incompatible libc versions causing btree > > corruption something you consider a bug? If it's something you'd like to look > > into further I can gladly send over the database files. > > No, this is not considered a bug. > > It's unfortunate that there is no built in collation versioning > mechanism, or something like that -- that might have alerted you to > the problem before any real damage occurred. FTR, this is something being actively worked on [1], and I still hope that in pg13 a glibc or ICU upgrade will be detected and raise proper warning. [1] https://commitfest.postgresql.org/27/2367/