I wrote:
> Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk> writes:
>> I'm inclined to fix this in hstoreUpgrade rather than complicate
>> hstore_hash with historical trivia. Also there have been no field
>> complaints - I guess it's unlikely that there is much pg 8.4 hstore data
>> in the wild that anyone wants to hash.
> Changing hstoreUpgrade at this point seems like wasted/misguided effort.
Oh, cancel that --- I was having a momentary brain fade about how that
function is used. I agree your proposal is sensible.
regards, tom lane