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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Oleksandr Shulgin <oleksandr.shulgin@zalando.de>
Cc: jesper.pedersen@redhat.com, David Rowley <david.rowley@2ndquadrant.com>
Cc: Andres Freund <andres@anarazel.de>
Cc: Robert Haas <robertmhaas@gmail.com>
Cc: PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Subject: Re: POC: converting Lists into arrays
Date: Tue, 02 Jul 2019 11:12:04 -0400
Message-ID: <11757.1562080324@sss.pgh.pa.us> (raw)
In-Reply-To: <CACACo5QTvn7JbtJUBXtfb-p3jA6c0pJUk_-4BOHFqokok6m3Rg@mail.gmail.com>
References: <481.1551390571@sss.pgh.pa.us>
	<24783.1551568303@sss.pgh.pa.us>
	<20190303043424.itzy3ge52xrkpmpr@alap3.anarazel.de>
	<437.1551637744@sss.pgh.pa.us>
	<CA+TgmoZM4c=v0ifR++i09JFtNtnqTq_HkFmbFjwWqbUJffOLmA@mail.gmail.com>
	<12684.1551723095@sss.pgh.pa.us>
	<20190304190612.vgqqsowzkrh22623@alap3.anarazel.de>
	<26464.1551734920@sss.pgh.pa.us>
	<20190304221101.hdg4vj5fo4eewh3b@alap3.anarazel.de>
	<CAKJS1f-pNfoUJrmU8vgD1WrKLqs9WxOVLQ0RpSWu9h6W9RnypA@mail.gmail.com>
	<20190304235402.nod3gbotk2qtd4nh@alap3.anarazel.de>
	<CAKJS1f-yS201hAAmnxcLb2aeTYNZ_A9R1JNXF6hTVXjhHYN7rQ@mail.gmail.com>
	<1131.1551746172@sss.pgh.pa.us>
	<14626.1558745627@sss.pgh.pa.us>
	<29297.1558799327@sss.pgh.pa.us>
	<f078ce63-9e04-0f3e-d200-d7ee66279abe@redhat.com>
	<25178.1562006685@sss.pgh.pa.us>
	<25258.1562023641@sss.pgh.pa.us>
	<CACACo5QTvn7JbtJUBXtfb-p3jA6c0pJUk_-4BOHFqokok6m3Rg@mail.gmail.com>

Oleksandr Shulgin <oleksandr.shulgin@zalando.de> writes:
> Not related to the diff v6..v7, but shouldn't we throw additionally a
> memset() with '\0' before calling pfree():

I don't see the point of that.  In debug builds CLOBBER_FREED_MEMORY will
take care of it, and in non-debug builds I don't see why we'd expend
the cycles.

			regards, tom lane





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