RE: Performance tuning

From: Koivu, Lisa <lkoivu_at_qode.com>
Date: Wed, 8 Nov 2000 12:14:46 -0500
Message-Id: <10674.121443@fatcity.com>

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Markus, you need to send the list your explain plan in order for anyone to suggest any changes/hints.

Lisa

-----Original Message-----
From: Marcos.Vera_at_msconsultores.com.pe
[mailto:Marcos.Vera_at_msconsultores.com.pe] Sent: Wednesday, November 08, 2000 11:17 AM To: Multiple recipients of list ORACLE-L Subject: RE: Performance tuning

hi gurus ....sorry im trying to optimize this query ... unfortunately it takes nearly 20 seconds .....(it's a lot) ... recpla --> 800000 records
Suplot --> 100000 records ...

SELECT PLA_FOL_LOT,

PLA_FOL_PLA,PLA_PER_DEV_REM,PLA_IDE_EMP,PLA_FEC_CAJ,PLA_TOT_OBL_INF,
PLA_TOT_VOL_INF,PLA_TOT_APO_EMP_INF,
PLA_TOT_APO_SEG_INF,PLA_TOT_COM_POR_INF,
PLA_PER_DEV_REM,decode(lot_num_pro,'140','AC','PN') status ,PLA_IND_TIP_PLA

FROM RECPLA, Suplot
WHERE PLA_IDE_EMP ='10004918'
and Pla_fol_lot = lot_fol_lot
and (lot_tip_lot = '12' or lot_tip_lot = '13') union all
SELECT pla_fol_lot,

PLA_FOL_PLA,PLA_PER_DEV_REM,PLA_IDE_EMP,PLA_FEC_CAJ,PLA_TOT_OBL_INF,
PLA_TOT_VOL_INF,PLA_TOT_APO_EMP_INF,
PLA_TOT_APO_SEG_INF,PLA_TOT_COM_POR_INF,
PLA_PER_DEV_REM,decode(pla_fol_lot,'0','PN','AC') status ,PLA_IND_TIP_PLA

FROM RECPLA

WHERE PLA_IDE_EMP ='10004918'
and ( Pla_fol_lot = '0' OR
      Pla_fol_lot not in (select lot_fol_lot from suplot where (lot_tip_lot

=
'12' or lot_tip_lot = '13') )

);

sorry about english ....

Markus ...

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Author:
INET: Marcos.Vera_at_msconsultores.com.pe

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Markus, you need to send the list your explain plan in order for anyone to suggest any changes/hints.

Lisa

<P><FONT SIZE=2>-----Original Message-----</FONT>
<BR><FONT SIZE=2>From: Marcos.Vera_at_msconsultores.com.pe</FONT>
<BR><FONT SIZE=2>[<A HREF="mailto:Marcos.Vera_at_msconsultores.com.pe">mailto:Marcos.Vera_at_msconsultores.com.pe</A>]</FONT>
<BR><FONT SIZE=2>Sent: Wednesday, November 08, 2000 11:17 AM</FONT>
<BR><FONT SIZE=2>To: Multiple recipients of list ORACLE-L</FONT>
<BR><FONT SIZE=2>Subject: RE: Performance tuning</FONT>
</P>
<BR>
<BR>
<BR>
<BR>
<BR>

<P><FONT SIZE=2>hi gurus ....sorry im trying to optimize this query ...</FONT>
<BR><FONT SIZE=2>unfortunately it takes nearly 20 seconds .....(it's a lot) ...</FONT>
<BR><FONT SIZE=2>recpla --&gt; 800000 records</FONT>

Suplot  --> 100000 records ...

<P><FONT SIZE=2>SELECT PLA_FOL_LOT,</FONT>
<BR><FONT SIZE=2>PLA_FOL_PLA,PLA_PER_DEV_REM,PLA_IDE_EMP,PLA_FEC_CAJ,PLA_TOT_OBL_INF,</FONT>
<BR><FONT SIZE=2>PLA_TOT_VOL_INF,PLA_TOT_APO_EMP_INF,</FONT>
<BR><FONT SIZE=2>PLA_TOT_APO_SEG_INF,PLA_TOT_COM_POR_INF,</FONT>
<BR><FONT SIZE=2>PLA_PER_DEV_REM,decode(lot_num_pro,'140','AC','PN') status ,PLA_IND_TIP_PLA</FONT>
<BR><FONT SIZE=2>FROM RECPLA, Suplot</FONT>
<BR><FONT SIZE=2>WHERE PLA_IDE_EMP ='10004918'</FONT>
<BR><FONT SIZE=2>and Pla_fol_lot = lot_fol_lot</FONT>
<BR><FONT SIZE=2>and (lot_tip_lot = '12' or&nbsp; lot_tip_lot =&nbsp; '13')</FONT>
<BR><FONT SIZE=2>union all</FONT>
<BR><FONT SIZE=2>SELECT pla_fol_lot,</FONT>
<BR><FONT SIZE=2>PLA_FOL_PLA,PLA_PER_DEV_REM,PLA_IDE_EMP,PLA_FEC_CAJ,PLA_TOT_OBL_INF,</FONT>
<BR><FONT SIZE=2>PLA_TOT_VOL_INF,PLA_TOT_APO_EMP_INF,</FONT>
<BR><FONT SIZE=2>PLA_TOT_APO_SEG_INF,PLA_TOT_COM_POR_INF,</FONT>
<BR><FONT SIZE=2>PLA_PER_DEV_REM,decode(pla_fol_lot,'0','PN','AC') status ,PLA_IND_TIP_PLA</FONT>
<BR><FONT SIZE=2>FROM RECPLA</FONT>
<BR><FONT SIZE=2>WHERE PLA_IDE_EMP ='10004918'</FONT>
<BR><FONT SIZE=2>and ( Pla_fol_lot = '0' OR</FONT>
<BR><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Pla_fol_lot not in (select lot_fol_lot from suplot where (lot_tip_lot =</FONT>
<BR><FONT SIZE=2>'12' or&nbsp; lot_tip_lot =&nbsp; '13') )</FONT>
<BR><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp; );</FONT>
</P>

sorry about english ....

<P><FONT SIZE=2>Markus ...</FONT>
</P>
<BR>

<P><FONT SIZE=2>-- </FONT>
<BR><FONT SIZE=2>Please see the official ORACLE-L FAQ: http://www.orafaq.com</FONT>
<BR><FONT SIZE=2>-- </FONT>
<BR><FONT SIZE=2>Author: </FONT>

INET: Marcos.Vera_at_msconsultores.com.pe

<P><FONT SIZE=2>Fat City Network Services&nbsp;&nbsp;&nbsp; -- (858) 538-5051&nbsp; FAX: (858) 538-5051</FONT>
<BR><FONT SIZE=2>San Diego, California&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -- Public Internet access / Mailing Lists</FONT>
<BR><FONT SIZE=2>--------------------------------------------------------------------</FONT>
<BR><FONT SIZE=2>To REMOVE yourself from this mailing list, send an E-Mail message</FONT>
<BR><FONT SIZE=2>to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in</FONT>
<BR><FONT SIZE=2>the message BODY, include a line containing: UNSUB ORACLE-L</FONT>
<BR><FONT SIZE=2>(or the name of mailing list you want to be removed from).&nbsp; You may</FONT>
<BR><FONT SIZE=2>also send the HELP command for other information (like subscribing).</FONT>

Received on Wed Nov 08 2000 - 11:14:46 CST