Multiple choice technology programming languages

5) RESTRICT Operator is also known as

  1. A) PROJECT Operator

  2. B) SELECT Operator

  3. C) DIFFERENCE Operator

  4. D) INTERSECTION Operator
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In relational algebra, the RESTRICT operator is also known as the SELECT operator (not to be confused with SQL SELECT). It filters rows from a relation based on a condition. PROJECT selects columns, SELECT/RESTRICT filters rows.

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