Select from dual return 3 rows !

Hi List
 
On a 9.2.0.1.0 database I get the following result:
 
system@HCRD9397> select * from dual;
D
-
X
X
X

No matter what I select from dual, I get 3 rows.  Anyone seen this behaviour ?
 
Thanks, Frank
 
 

Other related posts: