Re: [HACKERS] pgbench: Skipping the creating primary keys after initialization

On Wed, Aug 2, 2017 at 10:25 PM, Robert Haas <robertmhaas@gmail.com> wrote:
> On Tue, Aug 1, 2017 at 9:49 PM, Masahiko Sawada <sawada.mshk@gmail.com> wrote:
>> I'd like to propose a new option -I for pgbench command which skips
>> the creating primary keys after initialized tables. This option is
>> useful for users who want to do bench marking with no index or indexes
>> other than btree primary index. If we initialize pgbench tables at a
>> large number scale factor the primary key index creation takes a long
>> time even if we're going to use other types of indexes. With this
>> option, the initialization time is reduced and you can create indexes
>> as you want.
>>
>> Feedback is very welcome. I'll add this patch to the next CF.
>
> I support adding an option for this, but I propose that we just make
> it a long-form option, similar to --log-prefix or --index-tablespace.
>

Yeah, that's better. I'll update the patch.

Regards,

--
Masahiko Sawada
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
NTT Open Source Software Center