Journal of Guangdong University of Technology ›› 2006, Vol. 23 ›› Issue (4): 17-22.

• Comprehensive Studies • Previous Articles     Next Articles

Design and Realization of the Local Database Push-pull Mechanism and Up-pusher in Multidatabase Middleware

  

  1. (1.School of Economics and Management,Guangdong University of Technology,Guangzhou 510520,China;2.School of Computer Science and Engineering,South China University of Technology,Guangzhou 510640,China)
  • Online:2006-11-10 Published:2006-11-10

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Abstract: This paper analyzes the content,extraction and description of the up-pushed data in local database.It defines the XML schema ofthe up-pushed data description in local database by DTD which is used as the up-push rules and communication standard between the agent of local database and the integrator.Based on it the up-pusher is realized.

Key words: multi-database middleware； local database up-push description； XML；

[1] W L itw in,,A Abdellatif.Mu ltidatabase interoperab ility. IEEE Ccomputer . 1986

[2] Volker Turau.DB2XML 1.4 Transform ing relational databases into XML docum ents. http://www.infor-natik.fh-w iesbaden.de/~turau/DBZXML/index.htwt . 2006

[3] N igel Stokes..O rac le wh ite paper,M anaging YourData the XMLW ay:Data Transform ation,Exchange and Integra-tion. http://xm l.sys-con.com/read/40430.htm . 2006

[4] Y B re itbart,,H Garc ia-Molina,A S ilberschatz.Overview ofmu ltidatabase transaction m anagem ent. The VLDB Journal . 1992
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