A Method for Rough Relational Database Transformed into Relational Database
Ling-ling Wei, Wei Zhang · 2009
It is decomposed the data of rough relational database and transformed into relational database according to the characteristic of rough relational database and relational database and in virtue of multiplication principle and Descartes of basic operation of relational algebra. Then deleted redundant data and optimized RDB. Finally, it is designed translation arithmetic and applied in soil example, then proved the arithmetic validity.