To join n tables together, you need a minimum of ________ join conditions

  1. N-2

  2. N

  3. N-1

  4. None of these


Correct Option: C

AI Explanation

To join n tables together, you need a minimum of n-1 join conditions.

Option A) N-2 - This option is incorrect because it suggests that you need fewer join conditions than the number of tables being joined, which is not true.

Option B) N - This option is incorrect because it suggests that you need the same number of join conditions as the number of tables being joined. However, this is not the minimum number of join conditions required.

Option C) N-1 - This option is correct because it states that you need one less join condition than the number of tables being joined. This is the minimum number of join conditions required to join n tables together.

Option D) None of these - This option is incorrect because Option C, N-1, is the correct answer.

The correct answer is Option C) N-1. This option is correct because it states the minimum number of join conditions required to join n tables together.

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