Re: Use COPY for populating all pgbench tables - Mailing list pgsql-hackers

From Tristan Partin
Subject Re: Use COPY for populating all pgbench tables
Date
Msg-id CT8BC7RXT33R.3CHYIXGD5NVHK@gonk
Whole thread Raw
In response to Re: Use COPY for populating all pgbench tables  (Gurjeet Singh <gurjeet@singh.im>)
List pgsql-hackers
On Fri Jun 9, 2023 at 12:25 PM CDT, Gurjeet Singh wrote:
> On Fri, Jun 9, 2023 at 6:24 AM Gregory Smith <gregsmithpgsql@gmail.com> wrote:
> >
> > Unfortunately there's no simple command line option to change just that one thing about how pgbench runs.  You have
toconstruct a command line that documents each and every step you want instead.  You probably just want this form: 
> >
> >     $ pgbench -i -I dtGvp -s 500
>
> The steps are severely under-documented in pgbench --help output.
> Grepping that output I could not find any explanation of these steps,
> so I dug through the code and found them in runInitSteps(). Just as I
> was thinking of writing a patch to remedy that, just to be sure, I
> checked online docs and sure enough, they are well-documented under
> pgbench [1].
>
> I think at least a pointer to the the pgbench docs should be mentioned
> in the pgbench --help output; an average user may not rush to read the
> code to find the explanation, but a hint to where to find more details
> about what the letters in --init-steps mean, would save them a lot of
> time.
>
> [1]: https://www.postgresql.org/docs/15/pgbench.html
>
> Best regards,
> Gurjeet
> http://Gurje.et

I think this would be nice to have if you wanted to submit a patch.

--
Tristan Partin
Neon (https://neon.tech)



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