$EVWUDFW
3URSULHWDU\ GDWD WUDQVIRUPDWLRQ LV D FRPPRQ WDVN LQ D :HE
VHUYLFHEDVHG LQWHJUDWLRQ HQYLURQPHQW 'HFLVLRQ RQ ZKHUH DQG ZKHQ
D SLHFH RI SURSULHWDU\ GDWD LV WUDQVIRUPHG KRZHYHU FDQ KDYH D
WUHPHQGRXV LPSDFW RQ WKH RYHUDOO LQWHJUDWLRQ VROXWLRQ 6HYHUDO
VFHQDULRV DUH SUHVHQWHG LQ WKLV DUWLFOH ZLWK SURV DQG FRQV DUWLFXODWHG
WR GHPRQVWUDWH KRZ WR OHYHUDJH 62$ SULQFLSOHV ZKLOH PHHWLQJ
EXVLQHVV UHTXLUHPHQWV WR EHWWHU DFKLHYH HQWHUSULVH LQWHJUDWLRQ JRDOV
LQ WHUPV RI HIIHFWLYH GDWD WUDQVIRUPDWLRQ 'DWD PRGHOLQJ VWUDWHJLHV
DUH DOVR SURYLGHG IRU GLIIHUHQW VLWXDWLRQV DW WKH HQWHUSULVH OHYHO
,QWURGXFWLRQ
0RVW LQWHJUDWLRQ WHDPV GHVLJQ DQG LPSOHPHQW :HE VHUYLFHV
ZLWK 6HUYLFH2ULHQWHG $UFKLWHFWXUH 62$ LQ PLQG +RZHYHU
LQWHJUDWLRQ XVLQJ :HE VHUYLFHV LV QRW D JXDUDQWHH RI D WUXH
62$ UHDOL]DWLRQ >@ 7R VRPH H[WHQW SURSULHWDU\ GDWD
WUDQVIRUPDWLRQ SOD\V D FUXFLDO UROH LQ GHWHUPLQLQJ ZKHWKHU RU
QRW DQ LQWHJUDWLRQ VROXWLRQ LV VXIILFLHQWO\ VFDODEOH DQG IOH[LEOH
WR IXOILOO ZKDW 62$ FODLPV
:LWK WKH SUROLIHUDWLRQ RI :HE VHUYLFHV DQG 62$ >@ PRUH
DQG PRUH V\VWHPVDSSOLFDWLRQV DUH HTXLSSHG ZLWK :HE VHUYLFH
LQWHUIDFHV 7KHVH LQWHUIDFHV XVXDOO\ KDYH WKHLU RZQ SURSULHWDU\
GDWD IRUPDWV LQ ;0/ VFKHPD ;6' ZKLFK GR QRW QHFHVVDULO\
DOLJQ ZLWK DQ HQWHUSULVH GDWD PRGHO $V D UHVXOW D GDWD
WUDQVIRUPDWLRQ QHHGV WR RFFXU GXULQJ D GDWD WUDQVDFWLRQ DFURVV
HQWHUSULVH
'HILQLQJ DQ HQWHUSULVH GDWD PRGHO IRU ;6' JHQHUDWLRQ LV D
FRPPRQ SUDFWLFH WR HQDEOH DOO V\VWHPV WR OHYHUDJH D
XQLYHUVDOO\ DJUHHG XSRQ FDQRQLFDO GDWD IRUPDW FDQRQLFDO
PHVVDJH VFKHPD ZKLFK LV HVVHQWLDO WR PDNH LQWHURSHUDEOH
GDWD H[FKDQJH SRVVLEOH $Q LQWHJUDWLRQ OD\HU XVXDOO\ VHUYHV DV
DQ LQWHUPHGLDU\ LQ WKLV SDUDGLJP WR HQIRUFH VXFK
LQWHURSHUDELOLW\ DW WKH VHUYLFH OHYHO $ FDVH VWXG\ LV SUHVHQWHG
EHORZ WR LOOXVWUDWH VHYHUDO VFHQDULRV GHDOLQJ ZLWK SURSULHWDU\
GDWD WUDQVIRUPDWLRQ
&DVH 6WXG\
$ FDVH VWXG\ LV SURYLGHG KHUH WR GHPRQVWUDWH D VLWXDWLRQ LQ
ZKLFK D GDWD SURYLGHU 6\VWHP $ SXEOLVKHV LWV GDWD WR
FRQVXPHU V\VWHPV 6\VWHP % & DQG ' WKURXJK DQ
LQWHJUDWLRQ OD\HU 7ZR W\SHV RI :HE VHUYLFHV DUH LQYROYHG
ｳSXEOLVKｴ DQG ｳUHFHLYHｴ $Q LQWHJUDWLRQ OD\HU SURYLGHV D :HE
VHUYLFH IRU D GDWD SURYLGHU V\VWHP $ WR SXEOLVK LWV GDWD
ZKHUHDV GDWD FRQVXPHU V\VWHPV % & DQG ' RIIHU WKHLU
VHUYLFHV WR UHFHLYH WKH GDWD 7KHVH VHUYLFHV DUH W\SLFDOO\
FKDUDFWHUL]HG E\ WKH 62$ SULQFLSOHV LQ VXFK D ZD\ WKDW WKH
SDUWLHV DUH ORRVHO\ FRXSOHG LQGHSHQGHQW WR HDFK RWKHU
UHXVDEOH DQG VFDODEOH
'DWD H[FKDQJHG LQ WKLV FDVH VHH )LJXUH PD\ EH
KRZHYHU LQ GLIIHUHQW IRUPDW VXFK DV D SURSULHWDU\ GDWD IRUPDW
6\VWHP$'DWD[VG RU D FDQRQLFDO GDWD IRUPDW
&RPPRQ'DWD[VG 7KHUH DUH DW OHDVW IRXU SRVVLEOH GDWD
WUDQVIRUPDWLRQ VFHQDULRV ZKLFK DUH GLVFXVVHG LQ WKH IROORZLQJ
VHFWLRQV
)LJXUH 'DWD ,QWHJUDWLRQ &DVH 6WXG\
6FHQDULR ｱ %RWK GDWD SURYLGHU DQG FRQVXPHUV LQ
FDQRQLFDO GDWD IRUPDW
,Q WKLV VFHQDULR WKH GDWD SURYLGHU $ SXEOLVKHV LWV GDWD LQ
FDQRQLFDO GDWD IRUPDW &RPPRQ'DWD[VG DQG FRQVXPHUV %
& DQG ' UHFHLYH WKH GDWD LQ WKH VDPH GDWD IRUPDW 1R GDWD
WUDQVIRUPDWLRQ LV QHFHVVDU\ LQ WKH LQWHJUDWLRQ OD\HU ,I 6\VWHP
$ KDV D SURSULHWDU\ GDWD IRUPDW LQWHUQDOO\ WKH GDWD KDV PXVW
EHHQ FRQYHUWHG LQWR &RPPRQ'DWD[VG IRUPDW EHIRUH 6\VWHP
$ LQYRNHV WKH ｳSXEOLVKｴ :HE VHUYLFH KRVWHG LQ WKH LQWHJUDWLRQ
OD\HU 7KH GDWD LV UHDGLO\ DFFHSWHG E\ WKH FRQVXPHUV % &
DQG ' VLQFH H[DFWO\ WKH VDPH GDWD IRUPDW &RPPRQ'DWD[VG
LV XVHG LQ WKHLU :HE VHUYLFHV GHILQLWLRQ >@
,Q WKLV FDVH WKH SURSULHWDU\ GDWD WUDQVIRUPDWLRQ LV H[FOXGHG
IURP WKH LQWHJUDWLRQ OD\HU 7KH PDMRU DGYDQWDJH LV WKDW WKH
:HE VHUYLFHV LQYROYHG DUH DOO UHXVDEOH DFURVV HQWHUSULVH VLQFH
WKH\ IROORZ D FDQRQLFDO GDWD IRUPDW ,Q WKLV UHJDUG WKLV
VFHQDULR LV ZHOO DOLJQHG ZLWK WKH 62$ SULQFLSOHV 7KH GDWD
WUDQVPLWWHG DFURVV V\VWHPV DUH NHSW LQ WKH VDPH IRUPDW
&RQVHTXHQWO\ LQWHJUDWLRQ DV D ZKROH LV PRUH VFDODEOH DQG DOVR
LPPXQH WR DQ\ LQWHUQDO GDWD IRUPDW FKDQJH DW WKH LQGLYLGXDO
V\VWHPDSSOLFDWLRQ OHYHO ,W FDQ DOVR DYRLG D SRWHQWLDO
ERWWOHQHFN LQ WKH FDVH ZKHUH D ODUJH SD\ORDG QHHGV WR EH
WUDQVIRUPHG DW D UHODWLYHO\ KLJK IUHTXHQF\ LQ WKH LQWHJUDWLRQ
OD\HU ZKHQ SHUIRUPDQFH LV D FRQFHUQ
2QH GLVDGYDQWDJH LV WKDW HDFK V\VWHP ZLWK DQ LQWHUQDO
SURSULHWDU\ GDWD IRUPDW KDV WR KDQGOH LWV RZQ GDWD WUDQVODWLRQ
LQ FRPSOLDQFH ZLWK DQ HQWHUSULVH GDWD PRGHO 7KLV FRXOG FDXVH
GXSOLFDWH ZRUN LQ PXOWLSOH V\VWHPV DQG SUHYHQW XVLQJ ZKDW DQ
LQWHJUDWLRQ OD\HU PD\ RIIHU VXFK DV DQ H[LVWLQJ WUDQVIRUPDWLRQ
HQJLQH WR PLQLPL]H WKH LQWHJUDWLRQ HIIRUW
6FHQDULR ｱ 'DWD SURYLGHU LQ SURSULHWDU\ IRUPDW EXW
FRQVXPHUV LQ FDQRQLFDO GDWD IRUPDW
$ V\VWHPDSSOLFDWLRQ PD\ QRW EH DEOH WR KDYH LWV SURSULHWDU\
GDWD HDVLO\ PRGLILHG GXH WR VRPH OLPLWDWLRQV RU UHVWULFWLRQV ,Q
3URSULHWDU\ 'DWD 7UDQVIRUPDWLRQ DQG 0RGHOLQJ LQ D :HE
6HUYLFH%DVHG ,QWHJUDWLRQ (QYLURQPHQW
6KDZQ ;. +X ;WHQVLEOH 6ROXWLRQV VKX#[WHQVLEOHQHW
7RQ\ & 6KDQ ,%0 WRQ\FVKDQ#JPDLOFRP
6\VWHP $
&DOO
GDWD
,QWHJUDWLRQ /D\HU
5RXWHU
3XEOLVK
6HUYLFH
6\VWHP %
6\VWHP &
6\VWHP '
5HFHLYH
6HUYLFH
5HFHLYH
6HUYLFH
5HFHLYH
6HUYLFH
2009 Congress on Services - I
978-0-7695-3708-5/09 $25.00 © 2009 IEEE
DOI 10.1109/SERVICES-I.2009.58
454