Pavel Stehule <pavel.steh...@gmail.com> writes: > čt 21. 11. 2019 v 10:31 odesílatel Konstantin Knizhnik < > k.knizh...@postgrespro.ru> napsal: >> With contain_mutable_functions the patch becomes trivial.
> Stable functions doesn't need own snapshot too, so it is not fully correct, > but it is on safe side. No, I doubt that. A stable function is allowed to inspect database state, and if it's being called by a volatile function, it has every right to expect that it'd see updates-so-far made by the volatile function. regards, tom lane