Re: simple limit of decimals

2009/1/14 A. Kretschmer <andreas(dot)kretschmer(at)schollglas(dot)com>:
> In response to pere roca :
>>
>> dear Andreas,
>>
>> thanks for the answer; yes, round should be the first, but it gives an
>> error: Function round(real, integer) does not exists
>
> UPDATE point_pol SET taxa_record = round(((SELECT ((CASE WHEN numtax>0
> THEN numtax/numreg ELSE 1 END)))::numeric,2) ...
>

An example of triki round:

postgres=# select round((9.88888::real)::numeric,2);
round
-------
9.89
(1 row)

postgres=#

> sorry, my fault, i forgot the CAST.
>
>
> Andreas
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> Andreas Kretschmer
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Emanuel Calvo Franco
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Postgresql Support & Admin