Re: popcount

On Mon, Jan 18, 2021 at 10:34:10AM -0500, Tom Lane wrote:
> Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com> writes:
> > [ assorted nits ]

fixed, I think.

> At the level of bikeshedding ... I quite dislike using the name "popcount"
> for these functions. I'm aware that some C compilers provide primitives
> of that name, but I wouldn't expect a SQL programmer to know that;
> without that context the name seems pretty random and unintuitive.
> Moreover, it invites confusion with SQL's use of "pop" to abbreviate
> "population" in the statistical aggregates, such as var_pop().
>
> Perhaps something along the lines of count_ones() or count_set_bits()
> would be more apropos.

Done that way.

Best,
David.
--
David Fetter <david(at)fetter(dot)org> http://fetter.org/
Phone: +1 415 235 3778

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