text: 
  create table IF NOT EXISTS student
  (
     id integer not null,
     name varchar(255) not null,
     passport_number varchar(255) not null,
     primary key(id)
  );
  
  create table IF NOT EXISTS tb_bc_auth(
  id integer not null,
  user_name varchar (255), 
  access_token varchar(255), 
  user_email varchar(255)  ,
  scope CLOB, 
  context varchar(255)
  );