Customer Placing the Largest Number of Orders
You can find the customer who has placed the largest number of orders by grouping the data by customer_number
, counting the orders for each customer, and then ordering by the count in descending order to get the customer with the most orders. Here’s the query:
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Explanation:
- The
GROUP BY customer_number
groups the rows by the customer number. - The
ORDER BY COUNT(order_number) DESC
orders the grouped data by the count of order numbers for each customer in descending order. - The
LIMIT 1
returns only the first row, which will be the customer who has placed the largest number of orders.