text: CREATE DATABASE students;
  use studentsDB;
  
  CREATE TABLE students(name varchar(255), studentID int);
  SHOW COLUMNS FROM students;
  INSERT INTO students (name, studentID) VALUES ('Jordi Parra Crespo' , '28011999');
  
  CREATE TABLE marks(subject varchar(255), name varchar(255), mark decimal(3,1));
  SHOW COLUMNS FROM marks;
  INSERT INTO marks(subject, name, mark) VALUES ('PBE', 'CDR', 9.8);
  INSERT INTO marks(subject, name, mark) VALUES ('AST', 'PR1', 4.2);
  
  CREATE TABLE timetables(day varchar(255),hour varchar(255), subject varchar(255), room varchar(255));
  INSERT INTO timetables(day, hour, subject, room) VALUES ('TUE', '08:00:00', 'TD', 'A4-002');
  CREATE TABLE tasks(date varchar(255), subject varchar(255), name varchar(255));
  INSERT INTO tasks(date, subject, name) VALUES ('2020-7-18','PBE','CDR2');