Oracle FAQ | Your Portal to the Oracle Knowledge Grid |
Home -> Community -> Mailing Lists -> Oracle-L -> Re: 9.2.0.5.0 to 10g AND BACK!
Niall Litchfield wrote:
>You will need to run 10g with compatible set lower than 10. Once the
>compatability is set at 10 you won't be able to move the datafiles
>back.
>
>
>
The reason for that is the fact that 10g writes platform information
into file header, such as
platform name, big Indian or little Indian, how many bits in long
(32/64) and alike. You can
dump file headers in 9i and 10g and see the difference for yourself.
-- Mladen Gogala Oracle DBA Ext. 121 -- http://www.freelists.org/webpage/oracle-lReceived on Thu Feb 17 2005 - 10:28:02 CST