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_79 (drawn INTEGER, points VARCHAR, against VARCHAR)

### Question ###
What is the smallest drawn when the points are less than 7 and the against greater than 31?

### Accurate SQL ###

SELECT MIN(drawn) FROM table_name_79 WHERE points < 7 AND against > 31