D Upgrading from Oracle9i to Oracle Database 12c Release 2 (12.2)
Topics:
D.1 Upgrading Oracle Internet Directory from Release 9.2 to Release 9.0.4
Oracle9i Database Release 2 can work with Oracle Internet Directory Release 9.2 or Release 9.0.4. Oracle Database 12c Release 1 (12.1) requires Oracle Internet Directory 9.0.4 or later. In case you are using Oracle Internet Directory Release 9.2, you need to upgrade it to Release 9.0.4.
The following list discusses upgrading Oracle Internet Directory Release 9.2 to Oracle Internet Directory Release 9.0.4:
D.2 Upgrading Oracle Database from Release 9.2.0.8 to Oracle Database 12c Release 2 (12.2)
For each Oracle9i Database (9.2.0.8) instance that you upgrade to Oracle Database 12c Release 2 (12.2), perform the following steps:
The default for the nickname attribute, such as CN, remains unchanged. The upgrade process does not change the default nickname attribute setting. After upgrading from Oracle Internet Directory Release 9.2 to Release 9.0.4, if you are unable to log in to Oracle Database 12c Release 2 (12.2), then you must use the DAS-based Oracle Internet Directory Self-Service Console to reset your password.
D.3 Upgrading Oracle Database from Release 10g (10.1) and Higher to Oracle Database 12c Release 2 (12.2)
For each Oracle Database 10g Release 1 (10.2) and higher instance that you upgrade to Oracle Database 12c Release 2 (12.2), perform the following steps:
- Upgrade the database to Oracle Database 12c Release 2 (12.2).
- Depending on where your database
admin
directory is stored, move the database wallet either to$ORACLE_BASE/admin/
olddbuniquename
/wallet
or$ORACLE_HOME/admin/
olddbuniquename
/wallet
. Note that$ORACLE_HOME
is for the new Oracle Database 12c Release 2 (12.2). You may have to create thewallet
directory. - Copy the old
$ORACLE_HOME/network/admin/ldap.ora
file to the new$ORACLE_HOME/ldap/admin/ldap.ora
file. Alternatively, you can use Oracle Net Configuration Assistant to create a newldap.ora
file. - Use Oracle Wallet Manager to re-enable automatic login for the database wallet.
- Use Oracle Net Manager to set the new wallet location in the
sqlnet.ora
file to the directory specified in step 2.