SELECT operation in SQL is equivalent to
GATE · 2015 · CS · Set 1 · Computer Science & IT
SELECT operation in SQL is equivalent to
- A.
the selection operation in relational algebra
- B.
the selection operation in relational algebra, except that SELECT in SQL retains duplicates
- C.
the projection operation in relational algebra
- D.
the projection operation in relational algebra, except that SELECT in SQL retains duplicates
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