Re: WIP Patch: Use sortedness of CSV foreign tables for query planning

From: "Etsuro Fujita" <fujita(dot)etsuro(at)lab(dot)ntt(dot)co(dot)jp>
To: "'Kevin Grittner'" <Kevin(dot)Grittner(at)wicourts(dot)gov>, "'PostgreSQL-development'" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: WIP Patch: Use sortedness of CSV foreign tables for query planning
Date: 2012-08-03 03:45:38
Message-ID: 000f01cd712a$72613230$57239690$@lab.ntt.co.jp
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

Hi Kevin,

> > I would like to propose single-column sortedness options and
> > insert appropriate pathkeys into the ForeignPath node based on
> > these information:

> For character-based columns, don't we need to know the collation?

I forgot to add the collate option. I'll add it at the next version of the
patch.

Thanks,

Best regards,
Etsuro Fujita

In response to

Browse pgsql-hackers by date

  From Date Subject
Next Message Bruce Momjian 2012-08-03 04:26:56 Re: Word-smithing doc changes
Previous Message Bruce Momjian 2012-08-03 03:09:51 Re: WIP pgindent replacement