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Changes and Enhancements
2-4
Oracle9
i
Installation Guide Release 2 (9.2.0.2) for HP Alpha OpenVMS
Checking Disk Format
To check the current disk format, use the following DCL command:
$ SHOW DEVICE/FULL <
device-name
>
The
Volume Status:
will display the current ODS level. The default when
initializing disks is ODS-2.
Changing Disk Format
If you plan to reformat an existing (in use) disk from ODS-2 to ODS-5 format, then
do the following:
1.
Make at least one VMS backup of the disk.
2.
Use the Set Volume command:
$ SET VOLUME /STRUCTURE_LEVEL=5 <
device-name
>
Example:
$ SET VOLUME/STRUCTURE_LEVEL=5 $2$DKC100:
Formatting a New Disk
If you plan to use a new (empty) disk, then use the Initialize command to format the
new disk to ODS-5 format, as follows:
$ INITIALIZE/STRUCTURE=5 <
device-name
>: <
volume-label
>
Example:
INITIALIZE/STRUCTURE=5 $2$DKC100: TESTVOL
Oracle9
i
Release 2 New Directory Structure
Beginning with this release, the directory structure of Oracle9
i
for HP OpenVMS
closely resembles that of Oracle9
i
on UNIX systems. Database Administrators will
more quickly become familiar with Oracle9
i
as the platform by being able to make
file locations more consistent and predictable.