@@header

/*
*
*  Author    : Vishal Gupta
*  Purpose   : Display PGA statistics
*  Parameter : 1 - InstanceNumber (Use % for all instances)
*              2 - From Timestamp (In YYYY-MM-DD HH24:MI:SS format)
*              3 - To Timestamp   (In YYYY-MM-DD HH24:MI:SS format)
*              4 - PGA Statistics Name (For exact name, use @pga_stats script to find exact name)           
*
*  Revision History:
*  ===================
*  Date       Author        Description
*  ---------  ------------  -----------------------------------------
*  27-Jun-12  Vishal Gupta  Created
*  
*/


/************************************
*  INPUT PARAMETERS
************************************/
DEFINE INST_ID="&&1"
DEFINE FROM_TIMESTAMP="&2"
DEFINE TO_TIMESTAMP="&3"
DEFINE STAT_NAME="&4"



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

set pages 50000

DEFINE COUNT_FORMAT=999,999,999
--DEFINE COUNT_DIVIDER="1"
--DEFINE COUNT_HEADING="#"
DEFINE COUNT_DIVIDER="1000"
DEFINE COUNT_HEADING="#1000"

DEFINE BYTES_FORMAT="999,999"
--DEFINE BYTES_DIVIDER="1024"
--DEFINE BYTES_HEADING="KB"
DEFINE BYTES_DIVIDER="1024/1024"
DEFINE BYTES_HEADING="MB"
--DEFINE BYTES_DIVIDER="1024/1024/1024"
--DEFINE BYTES_HEADING="GB"






PROMPT 
PROMPT ***************************************************
PROMPT *   P G A    S T A T I S T I C S 
PROMPT *   
PROMPT *   From AWR Repository (Delta Figures)
PROMPT *   - For Instance ID - &INST_ID
PROMPT *   - Between &&FROM_TIMESTAMP and &&TO_TIMESTAMP (YYYY-MM-DD HH24:MI:SS)
PROMPT *   - Statistic Name - "&&STAT_NAME"
PROMPT ***************************************************



COLUMN end_interval_time   HEADING "SnapTime"                  FORMAT a18
COLUMN name                HEADING "Name"                      FORMAT a40
COLUMN unit                HEADING "Unit"                      FORMAT a10
COLUMN all_inst_value      HEADING "AllInst"                   FORMAT &&COUNT_FORMAT
COLUMN inst1_value         HEADING "Inst1"                     FORMAT &&COUNT_FORMAT
COLUMN inst2_value         HEADING "Inst2"                     FORMAT &&COUNT_FORMAT
COLUMN inst3_value         HEADING "Inst3"                     FORMAT &&COUNT_FORMAT
COLUMN inst4_value         HEADING "Inst4"                     FORMAT &&COUNT_FORMAT
COLUMN inst5_value         HEADING "Inst5"                     FORMAT &&COUNT_FORMAT
COLUMN inst6_value         HEADING "Inst6"                     FORMAT &&COUNT_FORMAT
COLUMN inst7_value         HEADING "Inst7"                     FORMAT &&COUNT_FORMAT
COLUMN inst8_value         HEADING "Inst8"                     FORMAT &&COUNT_FORMAT

WITH snap
AS
 (SELECT s.dbid
       , s.instance_number
       , s.snap_id
       , LEAD (s.snap_id) OVER (ORDER BY s.dbid, s.instance_number, s.snap_id) next_snap_id
       , s.end_interval_time
   FROM  dba_hist_snapshot s
       , v$database d
  WHERE s.dbid = d.dbid
    AND s.instance_number LIKE '&&INST_ID'
    AND s.end_interval_time BETWEEN TO_TIMESTAMP('&&FROM_TIMESTAMP','YYYY-MM-DD HH24:MI:SS') 
                                AND TO_TIMESTAMP('&&TO_TIMESTAMP'  ,'YYYY-MM-DD HH24:MI:SS')
 )
SELECT TO_CHAR(s.end_interval_time,'DD-MON-YY HH24:MI') end_interval_time
     , p.name
     , DECODE(pn.unit
            , 'bytes','&&BYTES_HEADING'
            , pn.unit) unit
     , SUM(DECODE(pn.unit,'bytes',(p.value - LEAST(p_prev.value,p.value))/&&BYTES_DIVIDER,(p.value - LEAST(p_prev.value,p.value))))                               all_inst_value
     , SUM(DECODE(p.instance_number, 1, DECODE(pn.unit,'bytes',(p.value - LEAST(p_prev.value,p.value))/&&BYTES_DIVIDER,(p.value - LEAST(p_prev.value,p.value))))) inst1_value
     , SUM(DECODE(p.instance_number, 2, DECODE(pn.unit,'bytes',(p.value - LEAST(p_prev.value,p.value))/&&BYTES_DIVIDER,(p.value - LEAST(p_prev.value,p.value))))) inst2_value
     , SUM(DECODE(p.instance_number, 3, DECODE(pn.unit,'bytes',(p.value - LEAST(p_prev.value,p.value))/&&BYTES_DIVIDER,(p.value - LEAST(p_prev.value,p.value))))) inst3_value
     , SUM(DECODE(p.instance_number, 4, DECODE(pn.unit,'bytes',(p.value - LEAST(p_prev.value,p.value))/&&BYTES_DIVIDER,(p.value - LEAST(p_prev.value,p.value))))) inst4_value
     , SUM(DECODE(p.instance_number, 5, DECODE(pn.unit,'bytes',(p.value - LEAST(p_prev.value,p.value))/&&BYTES_DIVIDER,(p.value - LEAST(p_prev.value,p.value))))) inst5_value
     , SUM(DECODE(p.instance_number, 6, DECODE(pn.unit,'bytes',(p.value - LEAST(p_prev.value,p.value))/&&BYTES_DIVIDER,(p.value - LEAST(p_prev.value,p.value))))) inst6_value
     , SUM(DECODE(p.instance_number, 7, DECODE(pn.unit,'bytes',(p.value - LEAST(p_prev.value,p.value))/&&BYTES_DIVIDER,(p.value - LEAST(p_prev.value,p.value))))) inst7_value
     , SUM(DECODE(p.instance_number, 8, DECODE(pn.unit,'bytes',(p.value - LEAST(p_prev.value,p.value))/&&BYTES_DIVIDER,(p.value - LEAST(p_prev.value,p.value))))) inst8_value
 FROM snap s
    , dba_hist_pgastat p
    , dba_hist_pgastat p_prev
    , v$pgastat pn
WHERE p.dbid = s.dbid
  AND p.instance_number = s.instance_number
  AND p.snap_id = s.next_snap_id
  AND p.name = pn.name
  AND p_prev.dbid = s.dbid
  AND p_prev.instance_number = s.instance_number
  AND p_prev.snap_id = s.snap_id
  AND p_prev.name = pn.name  
  AND p_prev.name = p.name
  AND p.name = '&&STAT_NAME'
GROUP BY TO_CHAR(s.end_interval_time,'DD-MON-YY HH24:MI')
       , p.name
       , pn.unit
ORDER BY TO_DATE(TO_CHAR(s.end_interval_time,'DD-MON-YY HH24:MI'),'DD-MON-YY HH24:MI')
       , p.name
       , pn.unit
; 

UNDEFINE INST_ID
UNDEFINE FROM_TIMESTAMP
UNDEFINE TO_TIMESTAMP
UNDEFINE STAT_NAME

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