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SQL 75
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309. Average Salary per Department

Medium Infosys Aggregation
Query Rules
  • The query columns and order must match the expected result schema.
  • NULL values should be handled appropriately where applicable.
  • The grader compares output values and sorting order to evaluate.

Schema Browser

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locations
3 cols
departments
3 cols
employees
6 cols
orders
6 cols

Reference Solution

Expected SQL 
SELECT dept_id, AVG(salary) FROM employees GROUP BY dept_id;
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Console Output

Console Terminal

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