>>>>> "Andrew" == Andrew Dunstan <andrew.duns...@2ndquadrant.com> writes:
>> What is the size of a C "int" on this platform? Andrew> 4. Hmm. Because int being more than 32 bits is the simplest explanation for this difference. How about the output of this query: with d(a) as (values ('11111111-1111-1111-1111-111111111111'::uuid), ('22222222-2222-2222-2222-222222222222'::uuid), ('3f3e3c3b-3a30-3938-3736-353433a2313e'::uuid)) select d1.a, d2.a, uuid_cmp(d1.a,d2.a) from d d1, d d2 order by d1.a asc, d2.a desc; -- Andrew (irc:RhodiumToad)