Re: Deferred constraints and locks... - Mailing list pgsql-general

From Tom Lane
Subject Re: Deferred constraints and locks...
Date
Msg-id 1538.1202846665@sss.pgh.pa.us
Whole thread Raw
In response to Deferred constraints and locks...  (Nathan Wilhelmi <wilhelmi@ucar.edu>)
Responses Re: Deferred constraints and locks...
Re: Deferred constraints and locks...
List pgsql-general
Nathan Wilhelmi <wilhelmi@ucar.edu> 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

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