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Consider the following SQL query:
SELECT product_id
FROM products
WHERE product_id IN (SELECT product_id FROM orders);
What does this query return?
  • a)
    All product IDs that have been ordered
  • b)
    All product IDs that have not been ordered
  • c)
    An error will occur
  • d)
    All product IDs
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
Consider the following SQL query:SELECT product_idFROM productsWHERE p...
The query selects the product IDs from the products table where there is at least one corresponding entry in the orders table.
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Consider the following SQL query:SELECT product_idFROM productsWHERE product_id IN (SELECT product_id FROM orders);What does this query return?a)All product IDs that have been orderedb)All product IDs that have not been orderedc)An error will occurd)All product IDsCorrect answer is option 'A'. Can you explain this answer?
Question Description
Consider the following SQL query:SELECT product_idFROM productsWHERE product_id IN (SELECT product_id FROM orders);What does this query return?a)All product IDs that have been orderedb)All product IDs that have not been orderedc)An error will occurd)All product IDsCorrect answer is option 'A'. Can you explain this answer? for Software Development 2025 is part of Software Development preparation. The Question and answers have been prepared according to the Software Development exam syllabus. Information about Consider the following SQL query:SELECT product_idFROM productsWHERE product_id IN (SELECT product_id FROM orders);What does this query return?a)All product IDs that have been orderedb)All product IDs that have not been orderedc)An error will occurd)All product IDsCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Software Development 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Consider the following SQL query:SELECT product_idFROM productsWHERE product_id IN (SELECT product_id FROM orders);What does this query return?a)All product IDs that have been orderedb)All product IDs that have not been orderedc)An error will occurd)All product IDsCorrect answer is option 'A'. Can you explain this answer?.
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