Re: huge price database question..

Поиск
Список
Период
Сортировка
От Jim Green
Тема Re: huge price database question..
Дата
Msg-id CACAe89ybCyk06ELRB2qR=N+fFzQBOPvg=7r18D5uVb=mbMywQQ@mail.gmail.com
обсуждение исходный текст
Ответ на Re: huge price database question..  (John R Pierce <pierce@hogranch.com>)
Список pgsql-general
On 20 March 2012 22:22, John R Pierce <pierce@hogranch.com> wrote:
> your 7000 tables all contain the exact same information, with the only
> difference being the stock ticker symbol, right?    then really, the single
> table, perhaps partitioned by month or whatever, is the right way to go.
>  Any schema that makes you have to build SQL statements from strings for
> each query is designed wrong.

each table contains 1 minute price data for that symbol, so each table
has the same schema, open, high,low,close and volume etc, but not the
same data..

Thanks.

>
>
>
> --
> john r pierce                            N 37, W 122
> santa cruz ca                         mid-left coast
>
>
>
> --
> Sent via pgsql-general mailing list (pgsql-general@postgresql.org)
> To make changes to your subscription:
> http://www.postgresql.org/mailpref/pgsql-general

В списке pgsql-general по дате отправления:

Предыдущее
От: Jim Green
Дата:
Сообщение: Re: huge price database question..
Следующее
От: Jim Green
Дата:
Сообщение: Re: huge price database question..