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Data integration helps in manipulating data transparently across multiple distributed databases. The purpose of integration system is to provide a unified global view to the user over various heterogeneous data sources. To answer user queries, a data integration system employs a set of semantic mapping between global and local schema. Such integration has challenges of creation of local and global schema and mappings generation. This paper proposes an approach to address such a data integrationdoi:10.5120/11550-6827 fatcat:l6gsfuysbrbg7h67xcdj7ewbzy