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_28 ( squad_no INTEGER, playoff_goals VARCHAR, total_goals VARCHAR, league_goals VARCHAR )

### Question ###
What's the lowest squad number with more than 6 goals, fewer than 8 league goals, and more than 0 playoff goals?

### Accurate SQL ###

SELECT MIN(squad_no) FROM table_name_28 WHERE total_goals > 6 AND league_goals < 8 AND playoff_goals > 0