Norwini Zaidi1, Iskandar Ishak2,*, Fatimah Sidi2, Lilly Suriani Affendey2
Computer Systems Science and Engineering, Vol.43, No.3, pp. 1175-1188, 2022, DOI:10.32604/csse.2022.021969
- 09 May 2022
Abstract Data transformation is the core process in migrating database from relational database to NoSQL database such as column-oriented database. However,
there is no standard guideline for data transformation from relational database to
NoSQL database. A number of schema transformation techniques have been proposed to improve data transformation process and resulted better query processing
time when compared to the relational database query processing time. However,
these approaches produced redundant tables in the resulted schema that in turn
consume large unnecessary storage size and produce high query processing time
due to the generated schema with redundant column… More >
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