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 Student_Course_Enrolment (course_id VARCHAR)

### Question ###
How many distinct courses are enrolled in by students?

### Accurate SQL ###

SELECT COUNT(course_id) FROM Student_Course_Enrolment