Andres Freund <andres(at)anarazel(dot)de> writes:
> interestingly a single row isn't sufficient to trigger it, even if it contains
> data to be detoasted...
Hah, that explains why I failed to reproduce it a couple days ago.
IIRC, I set up a test case with a one-row table :-(
But ... how would we get through one row and then fail on the next?
regards, tom lane