distributed query. For this, a distributed query processing strategy, which generates efficient query processing plans for a given … distributed query, needs to be devised. Since in distributed databases, the data is fragmented and replicated at multiple sites … distributed query. As a result, generating efficient query processing plans, from amongst all possible query plans, becomes a …

database management system (DDBMS) is described on conceptual level followed by the presentation of the distributed query …

query plans, is a discrete combinatorial optimization problem. This Distributed Query Plan Generation (DQPG) problem has …), which generates the Top-K distributed query plans having the minimum total query processing cost, has been proposed … able to generate Top-K query plans that have a comparatively lower total cost of processing a distributed query. This, in …

if the data is fragmented and replicated across multiple sites. This problem, referred to as the distributed query plan … based DQPG algorithm (DQPGFA), aims to generate distributed query plans incurring minimum Query Proximity Cost (QPC) value …