Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE view_product_availability (product_id VARCHAR, available_yn VARCHAR); CREATE TABLE products_for_hire (product_name VARCHAR, product_id VARCHAR)
### Question:
What are the names of products whose availability equals to 1?
### Answer:
SELECT T2.product_name FROM view_product_availability AS T1 JOIN products_for_hire AS T2 ON T1.product_id = T2.product_id WHERE T1.available_yn = 1