PL/SQL Shows Wrong Result When Multiplying A BINARY_DOUBLE by "-1"

(Doc ID 2217063.1)

Last updated on DECEMBER 25, 2016

Applies to:

PL/SQL - Version to [Release 11.2 to 12.1]
Information in this document applies to any platform.
*** Checked for relevance on 26th Dec 2016 ***


PL/SQL shows wrong result when multiplying a BINARY_DOUBLE by "-1". Multiplying by other values like -2 or -1.0001 etc returns correct value.
Following code illustrates the issue.



Upgraded database from lower version to 11.2.0.x or 12.1.0.x or newly implemented a code that multiples binary double with -1 value.


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