Re: SELECT with REAL... - Mailing list pgsql-general

From Philippe Ferreira
Subject Re: SELECT with REAL...
Date
Msg-id 43E793C6.9090802@worldonline.fr
Whole thread Raw
In response to Re: SELECT with REAL...  (Steve Atkins <steve@blighty.com>)
Responses Re: SELECT with REAL...
List pgsql-general
> Comparing two floating point numbers for equality seldom works
> the way you want it to.
>
> Without seeing the exact data you have it's hard to say for sure (as
> there
> may be some other issue with what you're doing) but I wouldn't expect
> this to work with data from arbitrary sources.
>
> Try
>
>   SELECT * FROM mytable WHERE myreal >= 10.49 AND myreal <= 10.51;
>
> and see what result that gives.
>
This way, it works...

Philippe Ferreira.

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