text: USE test;
  DROP TABLE IF EXISTS test.student;
  
  CREATE TABLE student (
    ID INTEGER,
    Sport VARCHAR(50),
    Name VARCHAR(50)
  );
  INSERT INTO student values ('10', '100', 'Venus Williams');
  INSERT INTO student values ('20', NULL, 'Demi Moore');
  
  DROP TABLE IF EXISTS test.sport;
  
  CREATE TABLE sport (
    ID INTEGER,
    Name VARCHAR(50)
  );
  INSERT INTO sport values ('100', 'Tennis');
  