Re: Deferred constraints and locks...
От
Nathan Wilhelmi
Тема
Re: Deferred constraints and locks...
Дата
Msg-id
47B2062E.90503@ucar.edu
Ответ на
Re: Deferred constraints and locks... (Tom Lane)
Список
Дерево обсуждения
Deferred constraints and locks... Nathan Wilhelmi <wilhelmi@ucar.edu>
Re: Deferred constraints and locks... Tom Lane <tgl@sss.pgh.pa.us>
Re: Deferred constraints and locks... Nathan Wilhelmi <wilhelmi@ucar.edu>
Re: Deferred constraints and locks... Tom Lane <tgl@sss.pgh.pa.us>
Re: Deferred constraints and locks... Jan Wieck <JanWieck@Yahoo.com>
Re: Deferred constraints and locks... Nathan Wilhelmi <wilhelmi@ucar.edu>
Tom Lane wrote: >Nathan Wilhelmi writes: > > >>Hello - Trying to track down a lock contention problem, I have a process >>that does a series of select / insert operations. At some point the >>process grabs a series of RowExclusiveLock(s) and has the obvious effect >>of stalling other processes. I logged all the statements and don't see >>any for update or explicit lock statements. >> >> > >Insert statements would naturally take RowExclusiveLock, but that >doesn't block other DML operations. So the question is what *else* >are you doing? > > regards, tom lane > > Good question, is there anyway to figure out which rows are locked? -Nate
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