Thursday, March 10, 2022

Perf Scripts info

Perf Query info:

SQL id and object name which is having full table access


select sql_id,object_owner,object_name from V$SQL_PLAN where
operation='TABLE ACCESS' and
options='FULL' and
object_owner not in ('SYS','SYSTEM','DBSNMP');

SQL Queries which is having full table scans

SELECT s.object_owner, s.object_name,
(SELECT sql_text
FROM v$sqlarea sa
WHERE sa.address = s.address
AND sa.hash_value = s.hash_value) sqltext,
(SELECT executions
FROM v$sqlarea sa
WHERE sa.address = s.address
AND sa.hash_value = s.hash_value) no_of_full_scans
FROM v$sql_plan s
WHERE operation = 'TABLE ACCESS'
AND options = 'FULL'
AND object_owner not in ('SYS','SYSTEM','DBSNMP');