mysql natural join code example

Example 1: mysql left join

/*Two tables: CUSTOMERS table and ORDERS table.
ORDERS table contains STATUS attribute.*/
SELECT 
    customers.customerNumber, 
    customerName, 
    orderNumber, 
    status
FROM
    customers
LEFT JOIN orders ON 
    orders.customerNumber = customers.customerNumber;

Example 2: natural join query in mysql

SELECT id,aval1,cval1
FROM table111
NATURAL JOIN table113;