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From: Jerry Sievers <gsievers19@comcast.net>
To: kunwar singh <krishsingh.111@gmail.com>
Cc: pgsql-performance@lists.postgresql.org
Subject: Re: Is there any tool which will help me run and explain analyze
 about 150 queries?
References: 
 <CAJSrDUpaJC5+ZsTN1D4OUa8S7d0XBQD413XnZM2JVGjr_Z4xuA@mail.gmail.com>
Date: Fri, 07 Apr 2023 23:40:36 -0500
In-Reply-To: 
 <CAJSrDUpaJC5+ZsTN1D4OUa8S7d0XBQD413XnZM2JVGjr_Z4xuA@mail.gmail.com>
	(kunwar singh's message of "Fri, 7 Apr 2023 13:57:32 -0400")
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kunwar singh <krishsingh.111@gmail.com> writes:

> Hi Listers,
> Anyone here use such a tool for Postgres? Any recommendations?
>
> Say I have 150 queries in Postgres 11 and I want to upgrade to Postgres 15. I want to run explain analyze for 150 in both versions for comparative
> analysis. 
>
> I am looking for the easiest way to do it with a tool :) 

I'd use a tool like bash for this which is very affordable :-)

Just load your queries into individual files in some directory with a
.sql suffix...

for file in $some-directory/*.sql; do
    psql <<EOF >$file.explain-output 2>&1
explain analyze
$(<$file)
EOF
done