WORKLOAD BALANCING IN DISTRIBUTED DATABASE

摘要

A system, method and computer program product for transaction processing in a distributed database management system comprising: two or more query processors with a common data source; at least one database client for managing a transaction including two or more queries; a transaction analyzer for checking if a transaction can be processed by more than one query processor, a query processor optimizer for locating the optimum query processor for each query in the transaction based on workload of each query processor, and a workload balancer for directing each query to the new optimum query processor if the transaction can be processed by more than one query processor.