Christof Petig <christof(at)petig-baender(dot)de> writes:
> Commenting out "set extra_float_digits=2" in pg_dump.c gives me the old
> behaviour. Is it only me wishing for a command line parameter for
> pg_dump to set desired precision?
It seems to me that you should be using type NUMERIC if you think there
is a difference between 0.3 and 0.29999999999999999.
regards, tom lane