Installation Guide Installing and Patching Oracle Applications and Oracle Database Perform Oracle Database 19c Post-Upgrade Tasks Create New Indexes Create New Indexes Log in to Oracle Database 19c as the SYS user at the container database (CDB) and pluggable database (PDB). Search for the following indexes: i_type3 on type$(roottoid) i_type4 on type$(supertoid) If you cannot locate the indexes in step 2, create them by entering this command: create index i_type3 on type$(roottoid) / create index i_type4 on type$(supertoid) / Parent topic: Perform Oracle Database 19c Post-Upgrade Tasks