The following bug has been logged on the website:
Bug reference: 7867
Logged by: Michele Baravalle
Email address: michele.baravalle@me.com
PostgreSQL version: 9.2.3
Operating system: Mac OSX 10.8
Description: =
Using this sql:
SELECT similarity('=D0=9A=D1=80=D1=83=D0=B8=D0=B7-=D0=BA=D0=BE=D0=BD=D1=82=
=D1=80=D0=BE=D0=BB=D1=8C =D0=BE=D1=82=D0=BA=D0=BB=D1=8E=D1=87=D0=B5=D0=BD',=
'=D0=9A=D1=80=D1=83=D0=B8=D0=B7-=D0=BA=D0=BE=D0=BD=D1=82=D1=80=D0=BE=D0=BB=
=D1=8C =D0=BE=D1=82=D0=BA=D0=BB=D1=8E=D1=87=D0=B5=D0=BD');
work well on Linux and Windows and the result is 1: on OSX the result is
NaN.
Thanks