DB2 UDB for z/OS Version 8 Performance Topics - IBM Redbooks

INSERT INTO PUB_TAB(DOC)
SELECT XML2CLOB(
XMLELEMENT(NAME "AUCT_DB",
XMLAGG(
XMLELEMENT(NAME "CATEGORIE",
XMLATTRIBUTES(C.CATEGORY_ID AS "NO" ),
XMLCONCAT (
XMLELEMENT(NAME "INFORMATIONS",
XMLATTRIBUTES(P.NAME AS "PERSON_NAME" ),
XMLCONCAT(
XMLELEMENT(NAME "STATISTIQUES",
XMLFOREST(P.GENDER AS "SEXE",
P.AGE AS "AGE",
P.EDUCATION AS "EDUCATION",
P.INCOME AS "REVENUE")
),
XMLELEMENT(NAME "COORDONEES",
XMLFOREST(P.AD_STREET AS "RUE",
P.AD_CITY AS "VILLE",
P.AD_COUNTRY AS "PAYS")
),
XMLELEMENT(NAME "RESEAU",
XMLFOREST(P.EMAILADDRESS AS "COURRIER",
P.HOMEPAGE AS "PAGEPERSO")
)
)
),
XMLELEMENT(NAME "CARTEPAIEMENT", P.CREDITCARD )
)
)
ORDER BY C.CATEGORY_ID)
)
)
AS "result" FROM PERSON P, CATEGORY C, INTEREST I
WHERE P.PERSON_ID = I.PERSON_ID
AND C.CATEGORY_ID = I.CATEGORY
GROUP BY C.CATEGORY_ID ;
Performance measurement result
In Figure 7-20 the results of the measurement are presented in seconds.
310 DB2 UDB for z/OS Version 8 Performance Topics