Re: Improve automatic analyze messages for inheritance trees

(2014/10/16 11:45), Simon Riggs wrote:
> On 6 October 2014 11:07, Etsuro Fujita <fujita.etsuro@lab.ntt.co.jp> wrote:
>> I noticed that analyze messages shown by autovacuum don't discriminate
>> between non-inherited cases and inherited cases, as shown in the below
>> example:
>>
>> LOG:  automatic analyze of table "postgres.public.pt" system usage: CPU
>> 0.00s/0.01u sec elapsed 0.06 sec
>> LOG:  automatic analyze of table "postgres.public.pt" system usage: CPU
>> 0.00s/0.02u sec elapsed 0.11 sec
>>
>> (The first one is for table "postgres.public.pt" and the second one is
>> for table inheritance tree "postgres.public.pt".)
>>
>> So, I'd like to propose improving the messages for inherited cases, in
>> order to easily distinguish such cases from non-inherited cases.  Please
>> find attached a patch.  I'll add this to the upcoming CF.
>
> Thanks for the suggestion. It seems like a useful addition.
>
> Existing log analysis may wish to see the "automatic analyze of table"
> on each row.
> So it would be good to keep
>     automatic analyze of table \"%s.%s.%s\"

Agreed.

> Can we add some words after this to indicate inheritance? (I have no
> suggestions at present)
> e.g.
>    automatic analyze of table \"%s.%s.%s\" (new words go here)

How about this?
    automatic analyze of table \"%s.%s.%s\" as inheritance tree

Thank you for the comment.

Best regards,
Etsuro Fujita