Toad for Oracle 10.5.1 is changing Number(38) attributes / script / datatype to Integer or vice versa when connected to Oracle 11g database.
It also shows differently in the Schema Browser | Scripts Tab and Columns Tab.
This issue does not happen when connected to an Oracle 10g database.
WORKAROUND:
None
STATUS:
Issue fixed in version 10.6.
The current commercial version can be downloaded at the Support Portal.