Re: Code cleanup patch submission for extended_stats.c

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Mark Dilger <hornschnorter@gmail.com>
Cc: PostgreSQL mailing lists <pgsql-hackers@postgresql.org>, Alvaro Herrera <alvherre@2ndquadrant.com>
Date: 2017-11-25T22:05:39Z
Lists: pgsql-hackers
Mark Dilger <hornschnorter@gmail.com> writes:
> It looks to me like Alvaro introduced this in the original version of the file which 
> was created in commit 7b504eb282ca2f5104b5c00b4f05a3ef6bb1385b.  Grep'ing
> through the code base, it seems the following would be more consistent with
> how these initializations are handled elsewhere:

>     memset(nulls, 1, sizeof(nulls));
>     memset(replaces, 0, sizeof(replaces));
>     memset(values, 0, sizeof(values));

+1.  I'd be inclined to use "false" and "true" for the init values of
the boolean arrays, too.

			regards, tom lane


Commits

  1. Make memset() use sizeof() rather than re-compute size

  2. Implement multivariate n-distinct coefficients