Simon Riggs <si...@2ndquadrant.com> writes:
> We need a function called transactionid_current() so a normal user can write
> select virtualtransaction
> from pg_locks
> where transactionid = transactionid_current()
> and have it "just work".
That would solve that one specific use-case. The reason I suggested
txid_from_xid is that it could also be used to compare XIDs seen in
tuples to members of a txid_snapshot, which is not possible now.
regards, tom lane
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