CREATE TABLE customers (customer_name VARCHAR2, customer_phone VARCHAR2, customer_email VARCHAR2, customer_id VARCHAR2)
CREATE TABLE customer_orders (customer_id VARCHAR2)

What are the name, phone number and email address of the customer who made the largest number of orders?
SELECT T1.customer_name, T1.customer_phone, T1.customer_email FROM customers AS T1 JOIN customer_orders AS T2 ON T1.customer_id = T2.customer_id GROUP BY T2.customer_id ORDER BY COUNT(*) DESC LIMIT 1
SELECT "T1"."customer_name", "T1"."customer_phone", "T1"."customer_email" FROM "customers" "T1" JOIN "customer_orders" "T2" ON "T1"."customer_id" = "T2"."customer_id" GROUP BY "T2"."customer_id" ORDER BY COUNT(*) DESC FETCH FIRST 1 ROWS ONLY