Re: Table with large number of int columns, very slow COPY FROM

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От Andreas Kretschmer
Тема Re: Table with large number of int columns, very slow COPY FROM
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Msg-id 817fe5f2-c15e-4369-15ce-1e26f74bbbca@a-kretschmer.de
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Ответ на Table with large number of int columns, very slow COPY FROM  (Alex Tokarev <dwalin@dwalin.ru>)
Список pgsql-performance
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On 08.12.2017 05:21, Alex Tokarev wrote:
> I have made a minimally reproducible test case consisting of a table 
> with 848 columns

Such a high number of columns is maybe a sign of a wrong table / 
database design, why do you have such a lot of columns? How many indexes 
do you have?

Regards, Andreas

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