hubert depesz lubaczewski <depesz@depesz.com> writes:
> On Mon, Sep 05, 2011 at 02:18:18PM -0400, Bruce Momjian wrote:
>> If I had to take a guess, it would be that there is some ltree
>> incompatibility from PG 8.3 that we didn't know about.
> it's possible.
[ checks the git history... ] This 8.4 commit:
http://git.postgresql.org/gitweb/?p=postgresql.git&a=commitdiff&h=8eee65c996048848c20f6637c1d12b319a4ce244
changed a number of ltree data structures, though I'm not sure whether
any of those are on-disk structures.
regards, tom lane
