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Key Technologies in Distributed Multi-database Query Platform TCMMDB

Cai Yue

Abstract

In this paper,we will discuss the implementation of TCMMDB,which is a query platform of distributed multi database.First we will introduce the architecture of TCMMDB.Then the key techniques that implement the system are discussed in detail.These techniques are optimization of distributed query,synchronization of distributed query and the exception handle of distributed query.

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Available abstract

Key concepts: Computer science, Query optimization, Query language, Sargable, Distributed database, Key (lock), Query expansion, Synchronization (alternating current)