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 TRANSACTIONS (transaction_id VARCHAR, transaction_type_code VARCHAR)
### Question:
Show all transaction ids with transaction code 'PUR'.
### Answer:
SELECT transaction_id FROM TRANSACTIONS WHERE transaction_type_code = 'PUR'