Re: [PATCH] vacuumlo: print the number of large objects going to be removed

Hello Michael,

13.06.2019, 12:11, "Michael Paquier" <michael@paquier.xyz>:
> Welcome. Nice to see that you have subscribed to the lists.

Thank you for your explanations!

> Now, if you want to get review for your patch, you should register it
> in what we call the commit fest app, which is here:
> https://commitfest.postgresql.org/23/

Done. Please see https://commitfest.postgresql.org/23/2148/

> Commit fests happen every two months for a duration of one month, and
> the next one which will begin the development cycle of v13 begins on
> the 1st of July. As a basic rule, it is expected that for one patch
> submitted, you should review another patch of equal difficulty to keep
> some balance in the force.

Ok.

> Regarding the patch, there is an argument to be made for reporting a
> rate as well as the actual numbers of deleted and to-delete items.
>
> + if (param->verbose)
> + {
> + snprintf(buf, BUFSIZE, "SELECT count(*) FROM vacuum_l");
> + res = PQexec(conn, buf);
> That part is costly.

Just to be sure, a new command line argument needs to be added for
reporting the numbers? Should it implies --verbose argument?

Thanks,
Timur