How would you define a relational database?

a. data stored in a table

b. data stored in multiple tables each with a relationship to each other

c. data arranged in a table as rows and columns so data can be extracted at an intersection rather than reading the whole table from beginning to end

d. database design follows the twelve principles proffered bh Dr. Edgar F. Codd

Question

Computers and Technology

Asher Coffey

19 May, 03:19

How would you define a relational database?

a. data stored in a table

b. data stored in multiple tables each with a relationship to each other

c. data arranged in a table as rows and columns so data can be extracted at an intersection rather than reading the whole table from beginning to end

d. database design follows the twelve principles proffered bh Dr. Edgar F. Codd

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Answers (1)

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Zion Harrison · Answer 1

Answer: (D) Database design follows the twelve principles proffered by Dr. Edgar F. Codd

Explanation:

The relational database is basically based on the relational model of the data which is proposed by the Dr Edger F. codd and he mainly introduced the twelve basics principle of the database designing in the database system. He also contributed various valuable principle in the computer science.

The twelve principle are:

The first rule of the relational database is the information rule as it represented all data or information Independence of the integrity Viewing various updating rule Logically treatment of various NULL value Independence of the physical database Distribution in-dependency Various delete, insert and update rules The overall logical description of the database are basically stored in the database directory There is no subversion rule There is guarantee accessing rule Proper rule for data language The relational database level actions