The R12 SP2 provides a utility to update the DB. The utilities are locate in <CAWA_HOME>/upgrades/bin.
There are two scripts/utilities in the bin directory. This needs to be re-executed to properly update the DB.
Shutdown DE. If HA, then shutdown both Primary and Standby. Login in to the Primary and navigate to <CAWA_HOME>/upgrades/bin.
Execute the above scripts. Check the <CAWA_HOME>/upgrades/logs/inplaceupgrade.log for more information if the scripts complete successfully. It will show an entry like this:
20170801 01:23:45.678 INFO com.ca.wa.de.migratestaticdata.UpdateConfiguration - Altering ESP_SS_REPORT_RESULT table to add column
Start DE and execute reports to check for any issues.