Kuba Ouhrabka <kuba(at)comgate(dot)cz> writes:
> The problem is fully described in thread I mentioned earlier, Tom's
> excellent explanation can be found here:
> http://groups.google.com/groups?hl=cs&lr=&frame=right&th=5227028cb3449572&seekm=11390.1080964720%40sss.pgh.pa.us#link14
Oh, that thing. Well, my opinion has not changed since April --- I
don't think the problem justifies slowing down every transaction start.
regards, tom lane