Re: bytea_ops

Tom has applied your patch.

> > which categories are present in a column. For bytea data, there are
> > no natural categories and thus no justification for extrapolating
> > byte-value distribution from the info available to scalarltsel. So
> > I think there's no defensible argument for using anything but 0..255.
> > (I suppose we could consider adding more info to pg_statistic for these
> > types of columns, but I'm not eager to do that right at the moment.)
>
> Changes in this rev:
>
> - convert_byte_to_scalar uses 0..255 range always
> - eliminated convert_bytea_datum, just pass and use the Datums directly
>
> Results still look good on my random data and passes all regression tests.
>
> -- Joe
>

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