Presentation 1999/7/23
Design and Implementation of an ECA Rule Execution Monitering Mechanism in Active Database in Mobile Computing Environments
Tsutomu TERADA, Jun MO, Toru MURASE, Masahiko TSUKAMOTO, Shojiro NISHIO,
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Abstract(in English) As technologies of wireless communications and computer hardware grow rapidly, users can access a variety of information from anywhere using handy terminals with wireless communication equipments. In this environment, to integrate and use the data held by mobile host, we proposed and implemented an AMDS (Active Mobile Database System) as a kernel system for data and mobile host management in mobile computing environments. The behavior definition language of AMDS, ECA rules, has high description ability, thus enabling users to define complicated behavior. However, it is possible that the execution of ECA rules may fall into a chain of unexpected behaviors. In this paper, we realize an ECA rule execution monitoring mechanism to detect a chain of ECA rules and check the chain frequency, and integrate this mechanism into AMDS. Using this mechanism, applications with ECA rules can be used more safely.
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Paper # DE99-71
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Committee DE
Conference Date 1999/7/23(1days)
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Registration To Data Engineering (DE)
Language JPN
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Title (in English) Design and Implementation of an ECA Rule Execution Monitering Mechanism in Active Database in Mobile Computing Environments
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1st Author's Name Tsutomu TERADA
1st Author's Affiliation Department of Information Systems Engineering, Graduate School of Engineering, Osaka University()
2nd Author's Name Jun MO
2nd Author's Affiliation Department of Information Systems Engineering, Graduate School of Engineering, Osaka University
3rd Author's Name Toru MURASE
3rd Author's Affiliation Systems and Electronics R & D Center, Sumitomo Electric Industries, Ltd.
4th Author's Name Masahiko TSUKAMOTO
4th Author's Affiliation Department of Information Systems Engineering, Graduate School of Engineering, Osaka University
5th Author's Name Shojiro NISHIO
5th Author's Affiliation Department of Information Systems Engineering, Graduate School of Engineering, Osaka University
Date 1999/7/23
Paper # DE99-71
Volume (vol) vol.99
Number (no) 203
Page pp.pp.-
#Pages 6
Date of Issue