Re: Long Running Update
От | Harry Mantheakis |
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Тема | Re: Long Running Update |
Дата | |
Msg-id | 4E0472AB.9090507@riskcontrollimited.com обсуждение исходный текст |
Ответ на | Re: Long Running Update (Claudio Freire <klaussfreire@gmail.com>) |
Ответы |
Re: Long Running Update
Re: Long Running Update |
Список | pgsql-performance |
Thank you Claudio. > there are lots of ways in which it could be struggling... I have been monitoring the server with IOSTAT -d and IOSTAT -c and I cannot see anything alarming. > It will be a lot faster if you can drop all indices... This is counter-intuitive - because the WHERE clause is matching the only two indexed fields, and my understanding is that querying on indexed fields is faster than querying on fields that are not indexed. (Note also, that the indexed field is NOT being updated.) But if this update fails, I shall try what you suggest! Kind regards Harry Mantheakis London, UK
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