adding session_Id , creating votes_audit relation , and 2 triggers to check that every user can only upvote question once only , and question must be asked by different students
adding missing command in table.sql : alter table questions add session_id varchar(100);
No changing the database password again!
Merge pull request #4 from charbelZeaiter/CP-49-50

adding session_Id , creating votes_audit relation , and 2 triggers to ch...