V$FIXED_VIEW_DEFINITION contains the definitions of all the fixed views (views beginning with V$). Use this table with caution. Oracle tries to keep the behavior of fixed views the same from release to release, but the definitions of the fixed views can change without notice. Use these definitions to optimize your queries by using indexed columns of the dynamic performance tables.

Column Datatype Description
VIEW_NAME VARCHAR2(30) Name of the fixed view
VIEW_DEFINITION VARCHAR2(4000) Definition of the fixed view