Re: [SQL] Decimal precsion? - Mailing list pgsql-sql

From Bruce Momjian
Subject Re: [SQL] Decimal precsion?
Date
Msg-id 199910311318.IAA29940@candle.pha.pa.us
Whole thread Raw
In response to Re: [SQL] Decimal precsion?  (wieck@debis.com (Jan Wieck))
List pgsql-sql
> > However, the original message had DECIMAL(4,4) and he could insert 0.1,
> > but not 0.0.
> 
>     The  rounding  is of course correct. Rounding 0.1234567 first
>     to 0.123457 and then cutting of to 0.1234 is finally cutting,
>     not rounding, and totally braindead. You only have to look at
>     the digit after the last significant one.  In  this  case  we
>     have  4  significant  digits,  so  we  must  look at digit 5,
>     nothing else. Thus 0.1234500 is  0.1235  while  0.1234499  is
>     0.1234 - end of story.
> 
>     The  other  one,  not  beeing able to insert 0.0, is surely a
>     bug. Would you please put it onto the TODO?

Done:
* insert of 0.0 into DECIMAL(4,4) field fails

--  Bruce Momjian                        |  http://www.op.net/~candle maillist@candle.pha.pa.us            |  (610)
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