-- 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.

-- Author:      Tanel Poder (http://tanelpoder.com | @tanelpoder )
-- Purpose:     Get previously executed SQL ID, child number and other details into sqlplus variables for further use

COL GETLAST_PREV_SQL_ADDR      HEAD SQL_ADDR     NEW_VALUE prev_sql_addr
COL GETLAST_PREV_HASH_VALUE    HEAD HASH_VALUE   NEW_VALUE prev_hash_value
COL GETLAST_PREV_SQL_ID        HEAD SQL_ID       NEW_VALUE prev_sql_id
COL GETLAST_PREV_CHILD_NUMBER  HEAD CHILD_NUMBER NEW_VALUE prev_child_number
COL GETLAST_PREV_EXEC_START    HEAD EXEC_START   NEW_VALUE prev_exec_start
COL GETLAST_PREV_EXEC_ID       HEAD EXEC_ID      NEW_VALUE prev_exec_id

SELECT
    sysdate
  , sid
  , serial#
  , prev_sql_addr     getlast_prev_sql_addr    
  , prev_hash_value   getlast_prev_hash_value  
  , prev_sql_id       getlast_prev_sql_id      
  , prev_child_number getlast_prev_child_number
  , prev_exec_start   getlast_prev_exec_start  
  , prev_exec_id      getlast_prev_exec_id     
FROM
    v$session
WHERE
    sid = SYS_CONTEXT('USERENV', 'SID')
/