Re: PostgreSQL 10: Call for Quotes

Robert Haas <[email protected]>
Newsgroups gmane.comp.db.postgresql.advocacy
Message-ID <CA+TgmoZgMUBcNou3RNAuGuAERTuZwNtVwdoRafvenh8zhxdOOw@mail.gmail.com>
On Fri, Sep 1, 2017 at 1:35 AM, Simon Riggs <[email protected]> wrote:
> Are we safe to draw attention to these indexes, for a particular use
> case? Can we get a clear statement of what that is? If we can, I would
> incline towards adding them to the major items list.

I think it's cases where the keys are very wide, only equality lookups
are needed, and the data isn't changing a ton.  Write performance for
hash indexes is still not fantastic, although I believe that, due to
the single-page vacuuming logic in particular, it's a lot better than
formerly.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company


-- 
Sent via pgsql-advocacy mailing list ([email protected])
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-advocacy
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.