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 table_name_7 (march INTEGER, record VARCHAR)

### Question ###
What's the smallest March when the record is 22-12-6?

### Accurate SQL ###

SELECT MIN(march) FROM table_name_7 WHERE record = "22-12-6"