Database Preparation Tasks to Complete Before Starting Oracle Database Upgrades
Ensure that you have completed these database preparation tasks before starting an Oracle Database upgrade.
- Release Updates and Requirements for Upgrading Oracle Database
Before starting upgrades, update your new release Oracle home to the latest Release Update (Update). - Copying Transparent Encryption Oracle Wallets
If your database uses Transparent Data Encryption (TDE) and a software keystore, and you rely on thesqlnet.ora
parameterENCRYPTION_WALLET_LOCATION
to locate the TDE software keystore, then ensure that the new releasesqlnet.ora
has a proper configuration. - Recommendations for Oracle Net Services When Upgrading Oracle Database
You must ensure that the listener is running in your new release Oracle home. - Understanding Password Case Sensitivity and Upgrades
By default, Oracle Database 12c Release 2 (12.2) and later releases use Exclusive Mode authentication protocols. Exclusive Modes do not support case-insensitive password-based authentication. - Checking for Accounts Using Case-Insensitive Password Version
Use these procedures to identify if the Oracle Database that you want to upgrade has accounts or configuration parameters that are using a case-insensitive password version.
Parent topic: Preparing to Upgrade Oracle Database