Question: Multiple choice, choose the best answer. 1- According to Dr. Codd's ________ rule, all information in a relational database must be logically represented as column

Multiple choice, choose the best answer.

1- According to Dr. Codd's ________ rule, all information in a relational database must be logically represented as column values in rows within tables.

a. guranteed access.

b. distribution independence.

c. information.

d. logical data independence.

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