All of the Following Are True Regarding a Join Operation

question 68

Multiple Choice

All of the following are true regarding a join operation in an SQL SELECT command, except ____.

• A) it requires at least two tables to be specified in the FROM clause
• B) it can involve the specification of more than two tables in the FROM clause
• C) it requires corresponding join attributes to be set equal to each other in the WHERE clause
• D) it can also involve relational Select and Project operations in the same SQL SELECT command
• E) there will be at least two tables in the query output because at least two tables were involved in the join

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