DBA_OPTSTAT_OPERATIONS

DBA_OPTSTAT_OPERATIONS contains a history of statistics operations performed at the schema and database level using the DBMS_STATS package.

Column	Datatype	Description
`OPERATION`	`VARCHAR2(64)`	Operation name
`TARGET`	`VARCHAR2(64)`	Target on which the operation was performed
`START_TIME`	`TIMESTAMP(6) WITH TIME ZONE`	Time at which the operation started
`END_TIME`	`TIMESTAMP(6) WITH TIME ZONE`	Time at which the operation ended