Re: [HACKERS] please?

> Bruce Momjian wrote:
> > 
> > > Bruce Momjian wrote:
> > > >
> > > > I don't know of any SQL databases that allow non-blocking lock requests.
> > > >
> > >
> > > Oracle OCI has oopt() and Informix Online has dirty read that do the trick for
> > > me.
> > > --------
> > 
> > Please give me more information.  How does dirty read fix the problem?
> 
> It allows me to read uncommited records without blocking.

Yes, but that does not solve his problem.  He wants a single lock, and
wants to test the lock, and immediately return if the lock fails.

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