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_41 (wins INTEGER, points VARCHAR, year VARCHAR)

### Question ###
What is the lowest win number of the competitor who had 90 points before 1994?

### Accurate SQL ###

SELECT MIN(wins) FROM table_name_41 WHERE points = 90 AND year < 1994