Oracle 19c New Feature Compare Execution Plans with DBMS_XPLAN.COMPARE_PLANS
In Oracle 19c, a new sub-program called COMPARE_PLANS has been added to DBMS_XPLAN. With this new functionality, we can take a reference plan and compare it with some other execution plan – it could belong to a SQL statement already executed where we obtain the plan from the Cursor Cache or from the AWR history […]