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Monday, 20 May 2013

How to Flush Single SQL Plan out of Shared Pool



select ADDRESS, HASH_VALUE from V$sqlarea where SQL_ID ='sqlid';



BEGIN
DBMS_SHARED_POOL.PURGE('C0000008F304C620',2219163920,'C');
END;
/



Set linesize 120

select 'on Inst '||inst_id||'   execute DBMS_SHARED_POOL.PURGE('||''''||ADDRESS||','|| HASH_VALUE ||''''||','||''''||'C'||''''||');' "Execute Below to flush PLAN" from GV$SQLAREA where SQL_ID like 'adpk6gy24bh8h'
/

Execute Below to flush PLAN
----------------------------------------------------------------------------------
on Inst 1   execute DBMS_SHARED_POOL.PURGE('C0000008F304C620,2219163920','C');
on Inst 2   execute DBMS_SHARED_POOL.PURGE('C0000008E71CE550,2219163920','C');