Multiple choice technology databases

A table T1 having 100 rows is joined with a table T2 with 50 rows without specifying the joined column in the where clause then result will have

  1. 100 rows

  2. 50 rows

  3. 150 rows

  4. 5000 rows

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Joining two tables without specifying a join condition in the WHERE clause (or an ON clause) performs a Cartesian product (CROSS JOIN), resulting in the multiplication of their rows (100 * 50 = 5000 rows).