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 Ref_template_types (template_type_code VARCHAR, template_type_description VARCHAR)
### Question:
Show all template type codes and descriptions.
### Answer:
SELECT template_type_code, template_type_description FROM Ref_template_types