Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE TRANSACTIONS (date_of_transaction VARCHAR, transaction_type_code VARCHAR)

### Question ###
Show all dates of transactions whose type code is "SALE".

### Accurate SQL ###

SELECT date_of_transaction FROM TRANSACTIONS WHERE transaction_type_code = "SALE"