Re: upgrades in row-level locks can deadlock
От | Alvaro Herrera |
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Тема | Re: upgrades in row-level locks can deadlock |
Дата | |
Msg-id | 20190613213731.GA11593@alvherre.pgsql обсуждение исходный текст |
Ответ на | Re: upgrades in row-level locks can deadlock (Alvaro Herrera <alvherre@2ndquadrant.com>) |
Ответы |
Re: upgrades in row-level locks can deadlock
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Список | pgsql-hackers |
On 2019-Jun-13, Alvaro Herrera wrote: > On 2019-Jun-13, Oleksii Kliukin wrote: > > > Makes sense. For the symmetry I have included those that perform lock > > upgrades in one session and those that doesn’t, while the other sessions > > acquire locks, do updates or deletes. For those that don’t upgrade locks the > > test checks that the locks are acquired in the correct order. > > Thanks for the updated patch! I'm about to push to branches 9.6-master. > It applies semi-cleanly (only pgindent-maturity whitespace conflicts). Done, thanks for the report and patch! I tried hard to find a scenario that this patch breaks, but couldn't find anything. -- Álvaro Herrera https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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