Latest RDBMS Aptitude Question SOLUTION: What is an Entity?

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Previous Question: Q. Define the "integrity rules" A. There are two Integrity rules. Entity Integrity: States that primary key cannot have NULL value Referential Integrity: States that Foreign Key can be either a NULL value or should be Primary Key value of other relation. Next Question: What is extension and intension?

(#M40029787) RDBMS question RDBMS Keep an EYE

What is an Entity?: Asked In RDBMS MAN (11 years ago); Unsolved; Is this Puzzle helpful? (0) (0) Submit Your Solution

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Previous Question: Q. Define the "integrity rules" A. There are two Integrity rules. Entity Integrity: States that primary key cannot have NULL value Referential Integrity: States that Foreign Key can be either a NULL value or should be Primary Key value of other relation. Next Question: What is extension and intension?

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A man has one hundred dollars and you leave him with two dollars. That's subtraction.

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