2026-03-12 20:23:15
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vg/ash_sid_list.sql
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127
vg/ash_sid_list.sql
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@@header
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/*
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*
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* Author : Vishal Gupta
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* Purpose : Display Session's from ASH
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* Compatibility : 10.1 and above
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* Parameters : 1 - SID
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* 2 - INST_ID (optional, default to 1)
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* 3 - Serial# (Default %)
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* 4 - Number of hours (Default 24)
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* 5 - SQL_ID (Default %)
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* 6 - WhereClause
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*
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*
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* Revision History:
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* ===================
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* Date Author Description
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* --------- ------------ -----------------------------------------
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* 05-SEP-14 Vishal Gupta Removed filter for SQL_EXEC_START IS NOT NULL
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* 03-FEB-14 Vishal Gupta Created
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*
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*/
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/************************************
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* INPUT PARAMETERS
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************************************/
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UNDEFINE SID
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UNDEFINE INST_ID
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UNDEFINE SERIAL
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UNDEFINE HOURS
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UNDEFINE SQL_ID
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UNDEFINE WHERECLAUSE
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DEFINE SID="&&1"
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DEFINE INST_ID="&&2"
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DEFINE SERIAL="&&3"
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DEFINE HOURS="&&4"
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DEFINE SQL_ID="&&5"
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DEFINE WHERECLAUSE="&&6"
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COLUMN _SID NEW_VALUE SID NOPRINT
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COLUMN _INST_ID NEW_VALUE INST_ID NOPRINT
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COLUMN _SERIAL NEW_VALUE SERIAL NOPRINT
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COLUMN _HOURS NEW_VALUE HOURS NOPRINT
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COLUMN _SQL_ID NEW_VALUE SQL_ID NOPRINT
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set term off
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SELECT DECODE(UPPER('&&SID'),'','%',UPPER('&&SID')) "_SID"
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, DECODE(UPPER('&&INST_ID'),'','1',UPPER('&&INST_ID')) "_INST_ID"
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, DECODE(UPPER('&&SERIAL'),'','%',UPPER('&&SERIAL')) "_SERIAL"
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, DECODE(UPPER('&&HOURS'),'','0.01',UPPER('&&HOURS')) "_HOURS"
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, DECODE('&&SQL_ID','','%','&&SQL_ID') "_SQL_ID"
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FROM DUAL;
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set term on
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/***********************************/
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PROMPT ***************************************************
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PROMPT * ASH SQL Details
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PROMPT *
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PROMPT * Input Parameter:
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PROMPT * SID = "&&SID"
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PROMPT * Instance ID = "&&INST_ID"
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PROMPT * Serial# = "&&SERIAL"
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PROMPT * Number of Hours = "&&HOURS"
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PROMPT * SQL Id = "&&SQL_ID"
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PROMPT * Where Clause = "&&WHERECLAUSE"
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PROMPT ***************************************************
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COLUMN session_id HEADING "SID" FORMAT 99999
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COLUMN inst_id HEADING "I#" FORMAT 99
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COLUMN "session_serial#" HEADING "Serial#" FORMAT 999999
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COLUMN sample_time_min FORMAT a18
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COLUMN sample_time_max FORMAT a18
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COLUMN username HEADING "DBUser" FORMAT a20
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COLUMN service_name HEADING "ServiceName" FORMAT a22
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COLUMN program HEADING "Program" FORMAT a25 TRUNCATE
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COLUMN machine HEADING "Machine" FORMAT a25
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COLUMN pga_allocated HEADING "PGA(MB)" FORMAT 999,999
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-- Get the SQL Statements from ASH
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SELECT /*+ parallel(ash, 10) */
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--ash.sql_exec_id,
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TO_CHAR(MIN(ash.sample_time),'DD-MON-YY HH24:MI:SS') sample_time_min
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, TO_CHAR(max(ash.sample_time) ,'DD-MON-YY HH24:MI:SS') sample_time_max
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, NVL(ash.qc_session_id,ash.session_id) session_id
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, NVL(ash.qc_instance_id,ash.inst_id) inst_id
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, NVL(ash.qc_session_serial#,ash.session_serial#) session_serial#
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, u.username
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, s.name service_name
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, NVL(ash_parent.program,ash.program) program
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, SUBSTR(NVL(ash_parent.machine,ash.machine)
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,1,DECODE(INSTR(NVL(ash_parent.machine,ash.machine),'.')-1,-1,LENGTH(NVL(ash_parent.machine,ash.machine)))
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) machine
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, ROUND(MAX(ash.pga_allocated + NVL(ash_parent.pga_allocated,0))/power(1024,2)) pga_allocated
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FROM gv$active_session_history ash
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JOIN dba_users u ON u.user_id = ash.user_id
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JOIN dba_services s ON s.name_hash = ash.service_hash
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LEFT OUTER JOIN gv$active_session_history ash_parent
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ON ash_parent.inst_id = ash.qc_instance_id
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AND ash_parent.session_id = ash.qc_session_id
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AND ash_parent.session_serial# = ash.qc_session_serial#
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AND CAST(ash_parent.sample_time as DATE) = ash.sql_exec_start
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WHERE ash.sql_id IS NOT NULL
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AND NVL(ash.qc_instance_id,ash.inst_id) LIKE '&&INST_ID'
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AND NVL(ash.qc_session_id,ash.session_id) LIKE '&&SID'
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AND NVL(ash.qc_session_serial#,ash.session_serial#) LIKE '&&SERIAL'
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AND ash.sql_id LIKE '&&SQL_ID'
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AND ash.sample_time > sysdate - (&&HOURS/24)
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AND (ash_parent.sample_time IS NULL or ash_parent.sample_time > sysdate - (&&HOURS/24))
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--AND ash.sql_exec_start IS NOT NULL
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&&WHERECLAUSE
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GROUP BY NVL(ash.qc_session_id,ash.session_id)
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, NVL(ash.qc_instance_id,ash.inst_id)
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, NVL(ash.qc_session_serial#,ash.session_serial#)
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, u.username
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, s.name
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, NVL(ash_parent.program,ash.program)
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, SUBSTR(NVL(ash_parent.machine,ash.machine),1,DECODE(INSTR(NVL(ash_parent.machine,ash.machine),'.')-1,-1,LENGTH(NVL(ash_parent.machine,ash.machine))))
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ORDER BY MIN(ash.sample_time) ASC
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, max(ash.sample_time) asc
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;
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@@footer
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