DBI202Xuất hiện trong 2 đề thi
What is Database Normalization?
Các lựa chọn
AA process whereby a limit is put on the number of fields a record can contain
BThe process of ensuring that each table has a key
CThe process of ensuring that a relational database has at least two tables in it
DA process whereby the design of a table (relation) is decomposed into more tables that more precisely fit the relational model