"Michael J. Baars" <mjbaars1977(dot)pgsql(at)gmail(dot)com> writes:
> I receive data from a data provider on a daily basis, and noticed how they
> use fixed type floating point in text mode, to transmit data. As you might
> know, this type of transmission is not lossless.
It is if you use enough decimal digits. Are you sure you're not
inventing something to worry about?
regards, tom lane