Morten Primdahl <morten(at)primdahl(dot)net> writes:
> I get ERROR: Relation 'tbl_c_id_seq' does not exist
> even though that sequence was implicitly created upon
> creation of tbl_c - or?
Indeed, it should have been --- and is when I repeat the test
commands you give. Perhaps you mistakenly removed the sequence
later on?
regards, tom lane