The statistics collected and processed by AWR include:
* Object statistics that determine both access and usage statistics of database segments
* Time model statistics based on time usage for activities, displayed in the V$SYS_TIME_MODEL and V$SESS_TIME_MODEL views
* Some of the system and session statistics collected in the V$SYSSTAT and V$SESSTAT views
* SQL statements that are producing the highest load on the system, based on criteria such as elapsed time and CPU time
* Active Session History (ASH) statistics, representing the history of recent sessions activity