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Unexpected result using floor() function - Mailing list pgsql-general
From
Frank Millman
Subject
Unexpected result using floor() function
Date
March 14, 2016
17:12:12
Msg-id
2A49534B02644348A76354FC0A95A2AB@FrankLaptop
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Re: Unexpected result using floor() function
Re: Unexpected result using floor() function
Re: Unexpected result using floor() function
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Hi all
I am running PostgreSQL 9.4.4 on Fedora 22.
SELECT floor(4.725 * 100 + 0.5) returns 473, which is what I expected.
SELECT floor(4.725 * power(10, 2) + 0.5) returns 472, which I find surprising.
Please can someone explain the anomaly.
Thanks
Frank Millman
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