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_28201906_1 (points VARCHAR, pts_agst VARCHAR)

### Question ###
How many points does the club that had 45 points against it have?

### Accurate SQL ###

SELECT points FROM table_28201906_1 WHERE pts_agst = 45