oracle執行計劃檢視
阿新 • • 發佈:2019-02-10
--查詢指定sql_id的執行情況
select * from table(dbms_xplan.display_cursor('ghnamt41nmgbt'));
-- 以前執行的
select * from table(dbms_xplan.display_awr('83bvz3hr8s5p7'));
--查詢快取中有的執行sql
select * from v$sqlarea t
where t.SQL_FULLTEXT like '%INSERT INTO tt_test%'
--查詢歷史執行sql
select * from dba_hist_sqltext t
where t.sql_text like '%INSERT INTO tt_test%'
--查詢頂層ASH歷史sql_id
select session_id,sql_id,sample_id,event,sample_time from v$active_session_history where session_id==&sid;
--c4sppvufpxurs
--查詢執行計劃歷史記錄
select to_char(x.end_interval_time, 'YYYYMMDD HH24:MI:SS'),
x.instance_number,
y.sql_id,
y.plan_hash_value,
y.executions_delta,
round(y.elapsed_time_delta ) as elapsed_time,
round(y.cpu_time_delta ) as cpu_time,
round(y.buffer_gets_delta ) as buffer_gets,
round(y.rows_processed_delta ) as rows_processed,
round(y.iowait_delta ) as iowait ,
round(y.disk_reads_total ) as disk_reads
from dba_hist_snapshot x, dba_hist_sqlstat y
where x.snap_id = y.snap_id
and y.sql_id in ('c4sppvufpxurs')
and x.instance_number = y.instance_number
and x.end_interval_time >
to_date('2014-06-01 00:30', 'yyyy-mm-dd hh24:mi')
-- and y.executions_delta <> 0
and x.instance_number = y.instance_number
order by 2 desc,1 asc;
--查詢執行計劃歷史記錄
SELECT TO_CHAR(X.END_INTERVAL_TIME, 'YYYYMMDD HH24:MI:SS'),
X.INSTANCE_NUMBER,
Y.SQL_ID,
Y.PLAN_HASH_VALUE,
Y.EXECUTIONS_DELTA,
S.SQL_TEXT,
ROUND(Y.ELAPSED_TIME_TOTAL / 1000000 /
DECODE(Y.ELAPSED_TIME_DELTA, 0, 1, Y.ELAPSED_TIME_DELTA)) AS ELAPSED_TIME_TOTAL,
ROUND(Y.ELAPSED_TIME_DELTA / 1000000) AS ELAPSED_TIME,
ROUND(Y.CPU_TIME_DELTA) AS CPU_TIME,
ROUND(Y.BUFFER_GETS_DELTA) AS BUFFER_GETS,
ROUND(Y.ROWS_PROCESSED_DELTA) AS ROWS_PROCESSED,
ROUND(Y.IOWAIT_DELTA) AS IOWAIT,
ROUND(Y.DISK_READS_TOTAL) AS DISK_READS
FROM DBA_HIST_SNAPSHOT X, DBA_HIST_SQLSTAT Y, DBA_HIST_SQLTEXT S
WHERE X.SNAP_ID = Y.SNAP_ID
AND Y.SQL_ID = S.SQL_ID
AND Y.SQL_ID IN
('28u8n116hn169', '1fgay470bc197', '8jgnfpsz00226', '6rjbrkfdn43fb',
'8h2j1894708fc', '3p2qy1rsmna5v', 'am99h3wj9smvu', 'dzc2qwv6qcu32',
'bmxbustu0ny8n', '3pb6qppwqwzkd', '8j2hsuc5kj05k', '4y698yw8nx5kd',
'4ybz610sbd96v', '8j6ncvdp25fgv', '7zb801tbb9qv4', 'a6htvk2k91rc5',
'9pvdwy3sf5srf', '1uu12vzu39ts7', 'cbgwx6u07pvt2', '3z01ksf8pdyz4',
'fdunu0d7t9zhg', '60yh8fdbv1zu3', 'bysaxanazq1uz', 'dsfg4sdvyy3pk',
'd03y3sxt024yj', 'gt6jkrh79f7ns', '27vy8sp32qb6b', 'c749bc43qqfz3',
'81ckw3jb36kkd', '8c9tr56n3ymug', 'b98ux06442nd2', 'g5dfv9qx1avvv',
'9zbhxb941z00k', '7dc1uvm9dm04g', '01ctrtrrqr1zp', '17ty9a78mr38f',
'as292kf3bv4zb', '5n4k60pf275td', '3zmdnya1xv800', '0szr8ztg8ggyz',
'9bj3ygf6mrr49', '86kwhy1f0bttn', '5rbdfvqy8mub1')
AND X.INSTANCE_NUMBER = Y.INSTANCE_NUMBER
AND X.END_INTERVAL_TIME >
TO_DATE('2014-07-15 00:30', 'yyyy-mm-dd hh24:mi')
-- and y.executions_delta <> 0
AND X.INSTANCE_NUMBER = Y.INSTANCE_NUMBER
ORDER BY 2 DESC, 1 ASC