CREATE TABLE invoices (invoice_number NUMBER, invoice_date TIME, invoice_details CLOB)
CREATE TABLE customers (customer_id NUMBER, customer_name CLOB, customer_details CLOB)
CREATE TABLE order_items (order_item_id NUMBER, product_id NUMBER, order_id NUMBER, order_item_status CLOB, order_item_details CLOB)
CREATE TABLE shipment_items (shipment_id NUMBER, order_item_id NUMBER)
CREATE TABLE shipments (shipment_id NUMBER, order_id NUMBER, invoice_number NUMBER, shipment_tracking_number CLOB, shipment_date TIME, other_shipment_details CLOB)
CREATE TABLE orders (order_id NUMBER, customer_id NUMBER, order_status CLOB, date_order_placed TIME, order_details CLOB)
CREATE TABLE products (product_id NUMBER, product_name CLOB, product_details CLOB)

Which customers have both 'On Road' and 'Shipped' as order status? List the customer names.
SELECT T1.customer_name FROM customers AS T1 JOIN orders AS T2 ON T1.customer_id = T2.customer_id WHERE T2.order_status = "On Road" INTERSECT SELECT T1.customer_name FROM customers AS T1 JOIN orders AS T2 ON T1.customer_id = T2.customer_id WHERE T2.order_status = "Shipped"
SELECT "T1"."customer_name" FROM "customers" "T1" JOIN "orders" "T2" ON "On Road" = "T2"."order_status" AND "T1"."customer_id" = "T2"."customer_id" INTERSECT SELECT "T1"."customer_name" FROM "customers" "T1" JOIN "orders" "T2" ON "Shipped" = "T2"."order_status" AND "T1"."customer_id" = "T2"."customer_id"