C.-Y. Chow

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A wireless ad-hoc network is a decentralized type of wireless network. The network is ad hoc because it does not rely on a preexisting infrastructure, such as routers in wired networks or access points in managed (infrastructure) wireless networks. Now a day in fast growing world, use of internet is increasing popularly and at the same time Location-based(More)
Locking granularity refers to the size of a lockable data unit, called a "granule", in a database system. Fine granularity improves system performance by increasing concurrency level but it also increases lock management overhead. Coarse granularity, on the other hand, sacrifices system performance but lowers the lock management cost. This paper explores(More)
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