Jamhuri ya Muungano wa Tanzania
Shirika la Reli Tanzania

Hrmonisation of the system is done here



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May

his chapter introduces the concept of DDBMS. In a distributed database, there are a number of databases that may be geographically distributed all over the world. A distributed DBMS manages the distributed database in a manner so that it appears as one single database to users. In the later part of the chapter, we go on to study the factors that lead to distributed databases, its advantages and disadvantages.