Alvaro Herrera <[EMAIL PROTECTED]> writes: > I wonder why we don't support more operators on Xid, so these things are > avoided? Right now we only have =, AFAIR.
I once started to make a btree opclass for XID, and stopped when it
occurred to me that XID comparison doesn't obey the transitive law.
btree won't like that...
regards, tom lane
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