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_15294880_2 (general_classification VARCHAR, team_classification VARCHAR)

### Question ###
When the team classification was quick step, what was the total number of general classifications?

### Accurate SQL ###

SELECT COUNT(general_classification) FROM table_15294880_2 WHERE team_classification = "Quick Step"