Leetcode Problem 586. Customer Placing the Largest Number of Orders

586. Customer Placing the Largest Number of Orders

Leetcode Solutions

Finding the Customer with the Most Orders

  1. Use the GROUP BY clause to aggregate orders by customer_number.
  2. Count the number of orders for each customer using the COUNT function.
  3. Sort the results in descending order based on the count of orders.
  4. Use the LIMIT clause to get the top result, which will be the customer with the most orders.
  5. Select only the customer_number of the customer with the most orders.
erDiagram
    Orders {
        int order_number PK
        int customer_number
    }

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