| From: | Peter Eisentraut <peter_e(at)gmx(dot)net> |
|---|---|
| To: | Jan Wieck <wieck(at)debis(dot)com> |
| Cc: | Hiroshi Inoue <Inoue(at)tpf(dot)co(dot)jp>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Thomas Lockhart <lockhart(at)alumni(dot)caltech(dot)edu>, Michael Meskes <meskes(at)postgresql(dot)org>, PostgreSQL Hacker <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [HACKERS] ERROR: Unable to identify an operator '=' for types 'numeric' and 'float8' |
| Date: | 2000-02-19 14:12:54 |
| Message-ID: | Pine.LNX.4.21.0002191455270.474-100000@localhost.localdomain |
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| Lists: | pgsql-hackers |
On 2000-02-17, Jan Wieck mentioned:
> IMHO a value floating around should be kept NUMERIC or in
> it's string representation until it's finally clear where it
> is dropped (int2/4/8, float4/8, numeric or return to client).
Actually, the hierarchy float8, float4, numeric, int8, int4, int2 might
just be right. The standard specifies that float<x> + numeric = float<y>
(where perhaps x == y, not sure). On the other hand, it is also quite
clear that a constant of the form 123.45 is a numeric literal.
--
Peter Eisentraut Sernanders väg 10:115
peter_e(at)gmx(dot)net 75262 Uppsala
http://yi.org/peter-e/ Sweden
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