Re: datatype matrix (was: Re: Sorry..) - Mailing list pgsql-sql

From Karel Zak
Subject Re: datatype matrix (was: Re: Sorry..)
Date
Msg-id 20020717102748.A11609@zf.jcu.cz
Whole thread Raw
In response to datatype matrix (was: Re: Sorry..)  (Kevin Brannen <kevinb@nurseamerica.net>)
List pgsql-sql
On Tue, Jul 16, 2002 at 12:37:04PM -0500, Kevin Brannen wrote:
> Josh Berkus wrote:
> > Christopher,
> > 
> > 
> >>In the bad old days when we couldn't distinguish explicit from implicit
> >>cast functions, I was wary of adding new cast pathways.  Too many
> >>implicit casts and you have no type system at all.  But in 7.3 there
> >>should be no reason to object to an explicit-only cast from numeric
> >>to text or vice versa.
> > 
> > 
> > I'd suggest making the explicit cast of numeric to text be the exact 
> > equivalent of:
> > 
> > SELECT btrim(to_char(numeric, '999,999,999,999.9999999999'))
> > or similar.
Note: the btrim() call is needless. You can use Fill-Mode:
SELECT to_char(numeric, 'FM999,999,999,999.9999999999');                         ^^^It's in docs :-)
   Karel

-- Karel Zak  <zakkr@zf.jcu.cz>http://home.zf.jcu.cz/~zakkr/C, PostgreSQL, PHP, WWW, http://docs.linux.cz,
http://mape.jcu.cz


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