77 lines
1.8 KiB
SQL
77 lines
1.8 KiB
SQL
-- Copyright 2018 Tanel Poder. All rights reserved. More info at https://tanelpoder.com
|
|
-- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
|
|
|
|
|
|
COL approx_elapsed_time FOR A30
|
|
|
|
BREAK ON ash_sql_id SKIP 1
|
|
|
|
WITH ash AS (
|
|
SELECT
|
|
sql_id
|
|
, session_id
|
|
, sample_time
|
|
, sample_time - CAST(MIN(sql_exec_start)
|
|
OVER(PARTITION BY session_id,session_serial#,sql_exec_start,sql_exec_id)
|
|
AS TIMESTAMP) elapsed_time
|
|
, sql_exec_start
|
|
, sql_exec_id
|
|
, COUNT(*) seconds
|
|
FROM
|
|
gv$active_session_history
|
|
WHERE
|
|
sql_id LIKE '&1'
|
|
AND &2
|
|
AND sample_time BETWEEN &3 AND &4
|
|
GROUP BY
|
|
sql_id
|
|
, session_id
|
|
, session_serial#
|
|
, sample_time
|
|
, sql_exec_start
|
|
, sql_exec_id
|
|
),
|
|
longrunning AS (
|
|
SELECT * FROM ash
|
|
WHERE
|
|
elapsed_time > INTERVAL '1' SECOND
|
|
),
|
|
individualexecutions AS (
|
|
SELECT
|
|
sql_id
|
|
, sql_exec_start
|
|
-- an earlier analytic function already does the "partition by session_id,session_serial#"
|
|
, MAX(elapsed_time) approx_elapsed_time
|
|
, TRUNC((EXTRACT(DAY FROM MAX(elapsed_time)) * 24 * 60 * 60) +
|
|
(EXTRACT(HOUR FROM MAX(elapsed_time)) * 60 * 60) +
|
|
(EXTRACT(MINUTE FROM MAX(elapsed_time)) * 60) +
|
|
(EXTRACT(SECOND FROM MAX(elapsed_time)))
|
|
) as approx_elapsed_sec
|
|
, SUM(seconds) sqlexec_db_time
|
|
, COUNT(DISTINCT session_id) sessions
|
|
FROM longrunning
|
|
GROUP BY
|
|
sql_id
|
|
, sql_exec_start
|
|
ORDER BY
|
|
sql_id
|
|
, sql_exec_start
|
|
, COUNT(*) DESC
|
|
)
|
|
SELECT
|
|
sql_id as ash_sql_id
|
|
, approx_elapsed_sec
|
|
, SUM(sqlexec_db_time) total_db_time
|
|
, MIN(sql_exec_start) first_seen_start
|
|
, MAX(sql_exec_start) last_seen_start
|
|
FROM
|
|
individualexecutions
|
|
GROUP BY
|
|
sql_id
|
|
, approx_elapsed_sec
|
|
ORDER BY
|
|
sql_id
|
|
, approx_elapsed_sec
|
|
/
|
|
|