Klaudie Willis <Klaudie.Willis@xxxxxxxxxxxxxx> writes: > So, it seems like the index is central cog here: >> create index ind1 on alpha ((deltatime::date)); > where "alpha" is a partition tableset partitioned by (deltatime::date) > The general and simple updates like: >> update alphatable set gamma=gamma || "#postfix#" > makes the process memory balloon to the point of OOM. That seems like a bug, but please supply a self-contained test case rather than expecting other people to reverse-engineer one. regards, tom lane