모니터링 SQL
DB CAFE
thumb_up 추천메뉴 바로가기
- DBA { Oracle DBA 명령어 > DBA 초급 과정 > DBA 고급 과정 }
- 튜닝 { 오라클 튜닝 목록 }
- 모델링 { 데이터 모델링 가이드 }
1 커셔 내부 sql쿼리 Flush[편집]
-- First get the address, hash_value of the sql_id
select ADDRESS, HASH_VALUE from V$SQLAREA where SQL_ID like '5qd8a442c328k';
ADDRESS HASH_VALUE
--------------- ------------
C000007067F39FF0 4000666812
-- Now flush the query
SQL> exec DBMS_SHARED_POOL.PURGE ('C000007067F39FF0, 4000666812', 'C');
Note : For RAC, same need to be executed on all the nodes .2 sql_id 의 바인드변수 값 조회[편집]
SELECT
sql_id,
b. LAST_CAPTURED,
t.sql_text sql_text,
b.HASH_VALUE,
b.name bind_name,
b.value_string bind_value
FROM
gv$sql t
JOIN
gv$sql_bind_capture b using (sql_id)
WHERE
b.value_string is not null
AND
sql_id='&sqlid'
/3 현재 트랜잭션 조회[편집]
col name format a10
col username format a8
col osuser format a8
col start_time format a17
col status format a12
tti 'Active transactions'
select s.sid,username,t.start_time, r.name, t.used_ublk "USED BLKS",
decode(t.space, 'YES', 'SPACE TX',
decode(t.recursive, 'YES', 'RECURSIVE TX',
decode(t.noundo, 'YES', 'NO UNDO TX', t.status)
)) status
from sys.v_$transaction t, sys.v_$rollname r, sys.v_$session s
where t.xidusn = r.usn
and t.ses_addr = s.saddr
/