A relational database is described as normalized if it meets the first three forms: 1NF, 2NF, and 3NF.
A na-akọwa nchekwa data na-eme ka ọ bụrụ nke ọma ma ọ bụrụ na ọ na-ezute ụdị atọ mbụ: 1NF, 2NF, na 3NF.