Answer by Jean-Philippe Leclerc for How to select second table in a query?

You should look into something like that (Note that I can't test it now, this is only a guideline):

SELECT orderr.orderr_customer_name, customer.customer_name FROM customer INNER JOIN orderr_customer_name ON orderr.orderr_customer_name = customer.customer_name WHERE customer_name LIKE '$queryString%' GROUP by customer_name LIMIT 1

Pleasy read the doc: Here