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Question

What does the following condition do?
check( name in( ‘Ryan’, ‘Cristiano’, ‘Leo’))

a.

The condition checks whether the name attribute includes the three mentioned names

b.

The condition allows the name attribute to possess only the three mentioned names

c.

The condition checks whether the given names are sub-strings in at least one of the values

d.

None of the mentioned

Posted under DBMS

Answer: (b).The condition allows the name attribute to possess only the three mentioned names

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Q. What does the following condition do? check( name in( ‘Ryan’, ‘Cristiano’, ‘Leo’))

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