Re: WaitOnLock error - what does this mean?

> "Robert B. Easter" <reaster@comptechnews.com> writes:
> > ERROR: WaitOnLock: error on wakeup - Aborting this transaction
>
> Is there any NOTICE coming out right before that?
>
> For example:
>
> psql #1:
>
> begin;
> lock table tenk1;
>
> psql #2:
>
> begin;
> lock table tenk2;
> lock table tenk1;
>
> <waits>
>
> psql #1:
>
> lock table tenk2;
>
> NOTICE:  Deadlock detected -- See the lock(l) manual page for a possible cause.
> ERROR:  WaitOnLock: error on wakeup - Aborting this transaction
>
>
> Not sure why this isn't just one ERROR, since anyone using a client that
> discards NOTICEs is going to be confused...

Seems the code wants to throw the NOTICE, then keep going, then throw
the error later.  I don't know who did this, but is was not me.

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