| From: | Stefan Keller <sfkeller(at)gmail(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: WIP: Fast GiST index build |
| Date: | 2011-09-13 22:00:18 |
| Message-ID: | CAFcOn2_4X-vd150b9wHrvznwgkxDmN68VyYLoPoEJ4HE-1qi+A@mail.gmail.com |
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| Lists: | pgsql-hackers |
Robert,
2011/9/6 Alexander Korotkov <aekorotkov(at)gmail(dot)com>:
> GiST use serial numbers of operations for concurrency. In current
> implementation xlog record ids are used in capacity of that numbers. In
> unlogged table no xlog records are produced. So, we haven't serial numbers
> of operations. AFAIK, it's enough to provide some other source of serial
> number in order to make GiST work with unlogged tables.
GiST is IMHO quite broadly used. I use it for example for indexing
geometry and hstore types and there's no other choice there.
Do you know whether unlogged option in create table will support GiST
in the next release?
Stefan
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