In which types of system,data is stored in the from of relations?

1.	In which types of system,data is stored in the from of relations?
Answer» A\xa0relational database\xa0stores\xa0data\xa0in tables. Tables are organized into columns, and each column stores one type of\xa0data\xa0(integer, real number, character strings, date, …). The\xa0data\xa0for a single “instance” of a table is\xa0stored\xa0as a row.\xa0A relational\xa0database\xa0is a digital\xa0database\xa0based on the relational model of\xa0data, as proposed by E. F. Codd in 1970.

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