Abhijit Menon-Sen wrote: > Sorry to nitpick, but I don't like that either, on the grounds that if I > had been in Tom Duffey's place, this addition to the docs wouldn't help > me to understand and resolve the problem. > > I'm not entirely convinced that any brief mention of extra_float_digits > would suffice, but here's a proposed rewording: > > The <xref linkend="guc-extra-float-digits"> setting controls the > number of extra significant digits included when a floating point > value is converted to text for output. With the default value of > <literal>0</literal>, the output is portable to every platform > supported by PostgreSQL. Increasing it will produce output that > is closer to the stored value, but may be unportable. > > It's a pretty generic sort of warning, but maybe it would help?
If I understood the original complaint right, anything that gives you a hint that the textual representation is "truncated" would be helpful. I like your suggestion and elaborated it a little. What do you think of the attached version? Yours, Laurenz Albe
float-3.patch
Description: float-3.patch
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