>>>>> "AL" == Albe Laurenz <laurenz(dot)albe(at)wien(dot)gv(dot)at> writes:
AL> Did you try to reduce the cursor_tuple_fraction parameter?
No, good idea, thanks. It helps.
The question is whether it's a good idea to reduce cursor_tuple_fraction
universally, without knowing the table size before (and I'm not going to
use SELECT COUNT(*) for well known reasons). But I can probably
experiment a bit and will see, it looks promising.