| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Peter Eisentraut <peter_e(at)gmx(dot)net> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL Development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: SQL float types |
| Date: | 2000-07-08 00:29:35 |
| Message-ID: | 200007080029.UAA10108@candle.pha.pa.us |
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| Lists: | pgsql-hackers |
> Tom Lane writes:
>
> > > float4 => real
> > > float8 => double precision
>
> > Not just on your say-so. Arguments please?
>
> SQL:
>
> 22)REAL specifies the data type approximate numeric, with implementation-
> defined precision.
>
> 23)DOUBLE PRECISION specifies the data type approximate numeric,
> with implementation-defined precision that is greater than the
> implementation-defined precision of REAL.
>
> Notice that there is no "at least" here anywhere.
You have convinced me.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
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