select * from dba_hist_snapshot order by snap_id;
variable v varchar2(100);
BEGIN
DBMS_ADDM.ANALYZE_INST (
task_name =>:v,
begin_snapshot =>162,
end_snapshot =>163);
END;
/
SET LONG 1000000 PAGESIZE 0;
SELECT DBMS_ADDM.GET_REPORT(:v) FROM DUAL;