What does this return and what does this query do

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Reference no: EM133690634

Problem: If we wanted to see each supplier number only one time, we could use the DISTINCT modifier before supplier number. Try it! Type the query: SELECT COUNT(*) FROM SUPPLIES WHERE PRODNR = '0494' What does this return? What do you think this query does? Try the query: SELECT PRODNR, AVG(PURCHASE_PRICE) FROM SUPPLIES WHERE PRODNR = '0494' What does this return? What does this query do?

Reference no: EM133690634

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