Now compare the Customer_Number in the &quot; Orders &quot; table with the Customer_ID from the &quot; Customers &quot; table, which can be done, for example, using the x variable with the following SQL statement:
Compare ahora Customer_Number de la tabla &quot; Orders &quot; con Customer_ID de la tabla &quot; Customers &quot; ; para ello puede utilizar la variable x con la siguiente expresión SQL: