Hello
Yes of course, you should update the statistics this is part of the post upgrade tasks.
Do not forget also to:
- apply the latest version of the script from note 1020260 - Delivering Oracle statistics
- apply recommendations from note 974781 - Oracle internal maintenance jobs to disable Oracle automatic job for statistics update.
Setting the here under option in Br*Tools configuration file (initSID.sap) you can make sure that system & DDIC statistics are compute during statistic update.
1235952 - Minor functional enhancements in BR*Tools (2)
To activate this update, set the following init<DBSID>.sap parameters:
stats_dict_cycle = <days>
stats_system_cycle = <days>
Regards,