Port Bug Report: parse error with Factorial

============================================================================
POSTGRESQL BUG REPORT TEMPLATE
============================================================================

Your name : Volker Paul
Your email address : vpaul(at)dohle(dot)com

Category : unknown
Severity : non-critical

Summary: parse error with Factorial

System Configuration
--------------------
Operating System : Linux

PostgreSQL version : 6.4

Compiler used :

Hardware:
---------
Linux helena 2.1.131 #1 SMP Thu Dec 17 15:11:02 MET 1998 i686 unknown

Versions of other tools:
------------------------

--------------------------------------------------------------------------

Problem Description:
--------------------
zeit=> select 5! ;
ERROR: parser: parse error at or near ""
zeit=> select 5! +0 ;
?column?
--------
120
(1 row)

--------------------------------------------------------------------------

Test Case:
----------
see above

--------------------------------------------------------------------------

Solution:
---------
solution: add "+0"

--------------------------------------------------------------------------