12 Feature

 SELECT '12c SQL Directives Used : ' "12cFeatures", (
SELECT count(*)
FROM dba_sql_plan_directives ) Usage
From dual UNION
SELECT '12c Extend Statistics : ', (
select count(*)
from dba_stat_extensions
where droppable='YES' )
from dual UNION
SELECT '12c Adaptive Dynamic Stats : ', (
select count(*)
from v$sql
where sql_text like '%DS_SVC%' )
from dual