Database: cre_Students_Information_Systems
Question: Which students have a student loan more than the average amount? List the students' biographical data and the details.
SQL:
SELECT T1.bio_data ,  T1.student_details FROM Students AS T1 JOIN Student_Loans AS T2 ON T1.student_id  =  T2.student_id WHERE T2.amount_of_loan  >  ( SELECT avg(amount_of_loan) FROM Student_Loans )