On 2017-04-04 13:06:13 +0300, Stas Kelvich wrote:
> That is just argument against Andres concern that prepared transaction
> is able to deadlock with decoding process — at least no such cases in
> regression tests.
There's few longer / adverse xacts, that doesn't say much.
> And that concern is main thing blocking this patch. Except explicit catalog
> locks in prepared tx nobody yet found such cases and it is hard to address
> or argue about.
I doubt that's the case. But even if it were so, it's absolutely not
acceptable that a plain user can cause such deadlocks. So I don't think
this argument buys you anything.
- Andres