Q107 View the Exhibit and examine the description of the tables
Q107 View the Exhibit and examine the description of the tables.
You execute this SQL statement:
Which three statements are true?
- (A). The statement will fall if a row already exists in the sales table for product 23.
- (B). The sales table has five foreign keys.
- (C). A product can have a different unit price at different times.
- (D). A customer can exist in many countries.
- (E). The statement will execute successfully and a new row will be inserted into the sales table.
- (F). The statement will fail because a subquery may not be contained in a values clause.
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