What Does the Following SQL Query Do? SELECT INVOICE_NUM FROM INVOICE_LINE

question 29

Multiple Choice

What does the following SQL query do? SELECT INVOICE_NUM FROM INVOICE_LINE WHERE PROD_CODE IN (SELECT PROD_CODE FROM PRODUCTS WHERE (PROD_TYPE = 'Cupcake') ) ;

• A) cause an error because it includes more than one SELECT command
• B) lists all rows from the invoice line table that contain a "Cupcake" type product
• C) lists the invoice numbers for invoices containing line items with a "Cupcake" product type
• D) lists the product codes for all "Cupcake" type products that appear on invoices

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Definitions:

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A complex psychological condition characterized by the presence of two or more distinct personality states or identities within a single individual.

Canadian Psychologist

A professional in Canada who studies cognitive, emotional, and social processes and behavior by observing, interpreting, and recording how individuals relate to one another and to their environments.

Social Learning Theory

As originally outlined by Bandura and Walters (1959), a theory that suggested that while classical and operant conditioning experiences are important, the majority of such experiences are primarily acquired vicariously—that is, by observation of others rather than direct personal experience. This theory has been extended to include not only direct observation of others but also information derived from books, movies, and television.

Unexplained Symptoms

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