Re: break table into portions for writing to separate files
| От | Seb |
|---|---|
| Тема | Re: break table into portions for writing to separate files |
| Дата | |
| Msg-id | 878uqlpbll.fsf@net82.ceos.umanitoba.ca обсуждение |
| Ответ на | break table into portions for writing to separate files (Seb <spluque@gmail.com>) |
| Ответы |
Re: break table into portions for writing to separate files
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| Список | pgsql-general |
On Thu, 1 May 2014 20:22:26 +0200, Szymon Guz <mabewlun@gmail.com> wrote: > Hi, several Gb is about 1GB, that's not too much. In case you meant > 'several GB', that shouldn't be a problem as well. Sorry, I meant several GB. Although that may not be a problem for PostgreSQL, it is for post-processing the output file with other tools. > The first thing I'd do would be creating an index on the column used > for dividing the data. Then I'd just use the command COPY with a > proper select to save the data to a file. I should have mentioned that this is quite a complex view (not a table), which joins several other views of similar complexity. I'm not sure whether indexes are useful/feasible in this case. I'll investigate. Thanks, -- Seb
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