Data generated by statement event monitors
Statement event monitors produce data about statements that run on the system. You can choose to have the output from a database event monitor to regular tables, files or pipes.
Regardless of the output format you choose, all statement event data comes from one of three logical groups:
In addition, if you choose to have statement event data written
to tables, data from an additional group (CONTROL) is used to generate
metadata about the event monitor itself.