Re: Searchable chess positions in a Postgress DB

On Thu, Apr 12, 2012 at 4:50 PM, Gavin Flower <GavinFlower(at)archidevsys(dot)co(dot)nz
> wrote:

> On 11/04/12 21:24, Gavin Flower wrote:
>
> On 11/04/12 19:15, Sidney Cadot wrote:
>
> Dear all,
>
> As a hobby project, I am toying around with a database containing
> about 5 million chess games. On average, these games have about 80
> positions (~ 40 moves by both black and white), which means there are
> about 400 million chess positions in there.
>
>
>
If you haven't done so already, you should read through the literature on
chess and computers. I'm quite a few years out of date, but there's been a
lot of research into efficient ways to store and search chess positions,
and some of it may have dealt with SQL database structures.
--
Mike Nolan