text: create table mysql_university.Students(
  		id_Stnumber char(6),
          password int,
          Firstname varchar(25),
          Lastname varchar(25),
          DepartmentName varchar(25),
  		Email varchar(25),
          primary key(id_Stnumber) 
          
  );
  create table mysql_university.Department(
  	DepartmentName varchar(25),
      Budget int not null,
      primary key (DepartmentName)
  );
  create table mysql_university.Proffessors(
  	id_Pnumber varchar(8),
      Firstname varchar(25),
      Lastname varchar (25),
      primary key (id_Pnumber)
  
  );
  
  create table mysql_university.Lessons(
  	id_Lnumber varchar(8),
      LessonName varchar(60) ,
      id_Pnumber varchar(8),
      primary key(id_Lnumber)
      
  );
  create table mysql_university.Grades(
  	id_Lnumber varchar(8),
  	id_Stnumber char(6) ,
      Grade int,
  	primary key (id_Lnumber,id_Stnumber)
  );
  
  