Robert Haas <robertmh...@gmail.com> writes: > On Mon, Jun 4, 2018 at 1:42 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: >> Could we solve it by saying that triggers on partitioned tables aren't >> allowed to change the partitioning values? (Or at least, not allowed >> to change them in a way that changes the target partition.)
> That seems like a somewhat-unfortunate restriction. Perhaps, but I'm having a hard time wrapping my mind around what the semantics ought to be. If a trigger on partition A changes the keys so that the row shouldn't have gone into A at all, what then? That trigger should never have fired, eh? regards, tom lane