On Tue, Feb 9, 2016 at 9:26 AM, Tom Lane <t...@sss.pgh.pa.us> wrote:
> Thomas Munro <thomas.mu...@enterprisedb.com> writes:
>> Would num_values be a better name than num_nonnulls?
> If "value" is a term that excludes null values, it's news to me.

Ah, right, I was thinking of null as the absence of a value.  But in
fact it is a special value that indicates the absence of a "data
value".  And num_data_values doesn't sound great.

Thomas Munro

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