@@header

/*
*
*  Author     : Vishal Gupta
*  Purpose    : Display pga details of various sessions
*  Compability: 
*  Parameters : 1 - INST_ID   - Default Value - %, (Use % as wildcard) 
*               2 - SID       - Default Value - %, (Use % as wildcard) 
*               3 - Where clause to filter the data.
*
*  Revision History:
*  ===================
*  Date       Author        Description
*  ---------  ------------  -----------------------------------------
*  02-Nov-12  Vishal Gupta  Created
*
*/


/************************************
*  INPUT PARAMETERS
************************************/
UNDEFINE INST_ID
UNDEFINE SID
UNDEFINE WHERE_CLAUSE

DEFINE INST_ID="&&1"
DEFINE SID="&&2"
DEFINE WHERE_CLAUSE="&&3"


COLUMN  _INST_ID         NEW_VALUE INST_ID NOPRINT
COLUMN  _TOP_ROWCOUNT    NEW_VALUE TOP_ROWCOUNT NOPRINT
COLUMN  _WHERE_CLAUSE    NEW_VALUE WHERE_CLAUSE NOPRINT

set term off
SELECT DECODE('&&INST_ID','','%','&&INST_ID')                   "_INST_ID"
     , TRIM(DECODE('&&SID','','%','&&SID'))    "_SID"
  --   , DECODE('&&WHERE_CLAUSE','','','&&WHERE_CLAUSE')          "_WHERE_CLAUSE"
FROM DUAL;
set term on

/************************************
*  CONFIGURATION PARAMETERS
************************************/

    
PROMPT ***************************************************************
PROMPT * Process PGA Details
PROMPT *  
PROMPT * Input Parameters 
PROMPT *   - INST_ID         = '&&INST_ID'
PROMPT *   - SID             = '&&SID'
PROMPT *   - WHERE_CLAUSE    = "&&WHERE_CLAUSE"
PROMPT ***************************************************************

COLUMN inst_id                HEADING "I#"                                  FORMAT 99     
COLUMN sid                                                                  FORMAT 9999   
COLUMN separator              HEADING "!|!|!|!"                             FORMAT a1

SELECT c.sid
     , c.serial#
     , s.type "SessionType"
     , s.username
     , MAX(DECODE(c.name,'session pga memory',c.value)) current_pga
     , MAX(DECODE(m.NAME,'session pga memory max',c.VALUE)) max_pga
     , '|' separator
     , MAX(DECODE(c.NAME,'session uga memory',c.VALUE)) current_uga
     , MAX(DECODE(m.NAME,'session uga memory max',c.VALUE)) max_uga
     , '|' separator
     , MAX(DECODE(e.NAME,'workarea_size_policy',e.VALUE)) param_workarea_size_policy
     , MAX(DECODE(e.name,'hash_area_size',e.value)) param_hash_area_size
     , MAX(DECODE(e.NAME,'sort_area_size',e.VALUE)) param_sort_area_size
     , MAX(DECODE(e.NAME,'sort_area_retained_size',e.VALUE)) param_sort_area_retained_size
     , MAX(DECODE(e.NAME,'bitmap_merge_area_size',e.VALUE)) param_bitmap_merge_area_size
     , '|' separator
  FROM sys.curpgauga c
     , sys.maxpgauga m
     , gv$ses_optimizer_env e
     , gv$session s
 WHERE c.sid = m.sid
   AND c.serial# = m.serial#
   AND e.inst_id = USERENV('Instance')
   AND e.SID = c.SID
   AND s.inst_id = e.inst_id
   AND s.SID = e.SID
   &&WHERE_CLAUSE
GROUP BY c.sid
     , c.serial#
     , s.type
     , s.username
;


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