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Consider the following SQL code:
SELECT DISTINCT Country FROM Customers;
What does the above code do?
  • a)
    Retrieves all columns from the Customers table.
  • b)
    Retrieves only the Country column from the Customers table.
  • c)
    Retrieves distinct values from the Country column of the Customers table.
  • d)
    Retrieves unique rows from the Customers table based on the Country column.
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
Consider the following SQL code:SELECT DISTINCT Country FROM Customers...
The DISTINCT keyword in SQL is used to retrieve unique or distinct values from a specific column in the query result.
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Consider the following SQL code:SELECT DISTINCT Country FROM Customers;What does the above code do?a)Retrieves all columns from the Customers table.b)Retrieves only the Country column from the Customers table.c)Retrieves distinct values from the Country column of the Customers table.d)Retrieves unique rows from the Customers table based on the Country column.Correct answer is option 'C'. Can you explain this answer?
Question Description
Consider the following SQL code:SELECT DISTINCT Country FROM Customers;What does the above code do?a)Retrieves all columns from the Customers table.b)Retrieves only the Country column from the Customers table.c)Retrieves distinct values from the Country column of the Customers table.d)Retrieves unique rows from the Customers table based on the Country column.Correct answer is option 'C'. 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 code:SELECT DISTINCT Country FROM Customers;What does the above code do?a)Retrieves all columns from the Customers table.b)Retrieves only the Country column from the Customers table.c)Retrieves distinct values from the Country column of the Customers table.d)Retrieves unique rows from the Customers table based on the Country column.Correct answer is option 'C'. 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 code:SELECT DISTINCT Country FROM Customers;What does the above code do?a)Retrieves all columns from the Customers table.b)Retrieves only the Country column from the Customers table.c)Retrieves distinct values from the Country column of the Customers table.d)Retrieves unique rows from the Customers table based on the Country column.Correct answer is option 'C'. Can you explain this answer?.
Solutions for Consider the following SQL code:SELECT DISTINCT Country FROM Customers;What does the above code do?a)Retrieves all columns from the Customers table.b)Retrieves only the Country column from the Customers table.c)Retrieves distinct values from the Country column of the Customers table.d)Retrieves unique rows from the Customers table based on the Country column.Correct answer is option 'C'. Can you explain this answer? in English & in Hindi are available as part of our courses for Software Development. Download more important topics, notes, lectures and mock test series for Software Development Exam by signing up for free.
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