What is DDDAUDIT report?
DDDAUDIT – The Database Audit Report (DDDAUDIT.SQR) finds inconsistencies between PeopleTools record and index definitions and the database objects. This SQR consists of nine queries: four on tables, two on views, and three on indexes.

What is SYSAUDIT report?
SYSAUDIT – The purpose of PeopleSoft’s System Audit (SYSAUDIT.SQR) is to identify “orphaned” PeopleSoft objects and other inconsistencies within your system. An example of an orphaned object would be a module of People Code that exists, but which does not relate to any other objects in the system.