DBMS_MVIEW
This package helps the management of Materialized Views, refreshes them and helps understanding the capabilities for materialized views and potential materialized views.
Procedures
The most relevant procedures are:
EXPLAIN_MVIEW
: explains what is possible with a materialized view or potential materialized viewEXPLAIN_REWRITE
: explains why a query failed to rewrite or why the optimizer chose to rewrite a query with a particular materialized view(s)REFRESH
: refreshes one or more materialized viewsREFRESH_ALL_MVIEWS
: refreshes all the materialized views