On Fri, Jul 15, 2011 at 2:13 AM, Nathan Boley <npboley(at)gmail(dot)com> wrote:
> First, it makes me uncomfortable that you are using the MCV and histogram
> slot
> kinds in a way that is very different from other data types.
>
> I realize that tsvector uses MCV in the same way that you do but:
>
> 1) I don't like that very much either.
> 2) TS vector is different in that equality ( in the btree sense )
> doesn't make sense, whereas it does for arrays.
>
Actually, not MCV slot is used but MCELEM. It is a different slot. ps_stats
view map both into same fileds. Surely, non-standard use of histogram slot
should be avoided.
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With best regards,
Alexander Korotkov.