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To use a nested query in the where clause in MySQL, a group by clause is required. To do so, add 'as earnings' after 'salary * months', and then 'group by earnings' at the bottom.
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To use a nested query in the where clause in MySQL, a group by clause is required. To do so, add 'as earnings' after 'salary * months', and then 'group by earnings' at the bottom.