From: | Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Thomas Lockhart <lockhart(at)alumni(dot)caltech(dot)edu> |
Cc: | Jan Wieck <jwieck(at)debis(dot)com>, jose(at)sferacarta(dot)com, pgsql-hackers(at)postgreSQL(dot)org |
Subject: | Re: [HACKERS] numeric & decimal |
Date: | 1999-05-10 18:38:26 |
Message-ID: | 199905101838.OAA04887@candle.pha.pa.us |
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Thread: | |
Lists: | pgsql-hackers |
Cool, item removed.
> > > > NUMERIC without size is interpreted as NUMERIC(x,6). Why ?
> > > > Standard SQL92 says that NUMERIC without size is equivalent
> > > > to NUMERIC(1)
> > PostgreSQL specific. Should I change it to standard?
>
> The standard (per Date's book) is:
>
> NUMERIC == NUMERIC(p), where p is implementation-defined.
> NUMERIC(p) == NUMERIC(p,0)
>
> Date also explicitly says that:
>
> "The following are implementation-defined:
> ...
> o The default precision for NUMERIC and DECIMAL if there is no
> declared precision
> ..."
>
> So where did NUMERIC(1) come from? afaict Jan should use what he feels
> are reasonable values...
>
> - Tom
>
> --
> Thomas Lockhart lockhart(at)alumni(dot)caltech(dot)edu
> South Pasadena, California
>
--
Bruce Momjian | http://www.op.net/~candle
maillist(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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