SQL Interview Questions and Answers
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Ques 91. What operator performs pattern matching?
LIKE operator.
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Ques 92. What is the use of the DROP option in the ALTER TABLE command?
It is used to drop constraints specified on the table.
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Ques 93. What operator tests column for the absence of data?
IS NULL operator.
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Ques 94. What are the privileges that can be granted on a table by a user to others?
Insert, update, delete, select, references, index, execute, alter, all.
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Ques 95. Which function is used to find the largest integer less than or equal to a specific value?
FLOOR.
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