Multiple choice technology databases

Equijoins are also called______ or __________

  1. simple joins

  2. outer joins

  3. inner joins

  4. inner and outer joins
Reveal answer Fill a bubble to check yourself
A,C Correct answer
Explanation

Equijoins, which join tables based on equality of column values, are also referred to as simple joins or inner joins. They return only matching rows from both tables. Option B is incorrect because outer joins return all rows from one or both tables, not just matches. Option D is wrong because equijoins are specifically inner joins, not outer joins.

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