Search Postgresql Archives

Re: exclusive OR possible within a where clause?

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 10/17/11 12:15 PM, David Salisbury wrote:
<> is the same as !=, which is
different than the fabled XOR I was hoping for.  In fact
they would never equal.

F != F -> false
F != T -> true
T != F -> true
T != T -> false


how is that different than XOR, assuming the arguments are booleans ?


--
john r pierce                            N 37, W 122
santa cruz ca                         mid-left coast


--
Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-general


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Postgresql Jobs]     [Postgresql Admin]     [Postgresql Performance]     [Linux Clusters]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Postgresql & PHP]     [Yosemite]
  Powered by Linux