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2026-03-12 21:23:47 +01:00
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-- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com
-- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
-- old - unfinished
--------------------------------------------------------------------------------
--
-- File name: sw.sql
-- Purpose: Display current Session Wait info
--
-- Author: Tanel Poder
-- Copyright: (c) http://www.tanelpoder.com
--
-- Usage: @sw <sid>
-- @sw 52,110,225
-- @sw "select sid from v$session where username = 'XYZ'"
-- @sw &mysid
--
--------------------------------------------------------------------------------
--col sw_event head EVENT for a40 truncate
--col sw_p1transl head P1TRANSL for a42
--col sw_sid head SID for 999999
--
--select /*+ ORDERED USE_NL(sw.gv$session_wait.s) */
-- sw.sid sw_sid,
-- CASE WHEN sw.state = 'WAITING' THEN 'WAITING' ELSE 'WORKING' END AS state,
-- CASE WHEN sw.state = 'WAITING' THEN event ELSE 'On CPU / runqueue' END AS sw_event,
-- CASE WHEN sw.state = 'WAITING' THEN sw.p1 ELSE NULL END p1,
-- CASE WHEN sw.state = 'WAITING' THEN sw.p2 ELSE NULL END p2,
-- CASE WHEN sw.state = 'WAITING' THEN sw.p3 ELSE NULL END p3,
---- CASE
---- WHEN event like 'enq%' AND state = 'WAITING' THEN
---- '0x'||trim(to_char(CASE WHEN state = 'WAITING' THEN sw.p1 ELSE NULL END, 'XXXXXXXXXXXXXXXX'))||': '||
---- chr(bitand(CASE WHEN state = 'WAITING' THEN sw.p1 ELSE NULL END, -16777216)/16777215)||
---- chr(bitand(CASE WHEN state = 'WAITING' THEN sw.p1 ELSE NULL END,16711680)/65535)||
---- ' mode '||bitand(CASE WHEN state = 'WAITING' THEN sw.p1 ELSE NULL END, power(2,14)-1)
---- WHEN event like 'latch%' AND state = 'WAITING' THEN
---- '0x'||trim(to_char(CASE WHEN state = 'WAITING' THEN sw.p1 ELSE NULL END, 'XXXXXXXXXXXXXXXX'))
---- temp
---- WHEN event like 'latch%' AND state = 'WAITING' THEN
---- '0x'||trim(to_char(CASE WHEN state = 'WAITING' THEN sw.p1 ELSE NULL END, 'XXXXXXXXXXXXXXXX'))||': '||(
---- select MAX(name)||'[par'
---- from v$latch_parent
---- where addr = hextoraw(trim(to_char(CASE WHEN state = 'WAITING' THEN sw.p1 ELSE NULL END,rpad('0',length(rawtohex(addr)),'X'))))
---- union all
---- select MAX(name)||'[c'||MAX(child#)||']'
---- from v$latch_children
---- where addr = hextoraw(trim(to_char(CASE WHEN state = 'WAITING' THEN sw.p1 ELSE NULL END,rpad('0',length(rawtohex(addr)),'X'))))
---- )
---- ELSE NULL END AS sw_p1transl,
-- count(*) "COUNT"
--FROM
-- (select /*+ NO_MERGE */ &1 sid from dual connect by level <= 100000) s,
-- v$session_wait sw
--WHERE
-- sw.sid IN (&1)
--AND s.sid = sw.sid
-- GROUP BY
-- sw.sid,
-- CASE WHEN sw.state = 'WAITING' THEN 'WAITING' ELSE 'WORKING' END,
-- CASE WHEN sw.state = 'WAITING' THEN event ELSE 'On CPU / runqueue' END,
-- CASE WHEN sw.state = 'WAITING' THEN sw.p1 ELSE NULL END,
-- CASE WHEN sw.state = 'WAITING' THEN sw.p2 ELSE NULL END,
-- CASE WHEN sw.state = 'WAITING' THEN sw.p3 ELSE NULL END
--ORDER BY
-- "COUNT" DESC
--/