text: -- #8
  alter table employee modify salary default 10000;
  
  "
  Table altered.
  "
  
  -- 
  insert into employee(empno, empname, gender, address, dno) values(8, 'Test', 'M', 'Bangalore', 1);
  
  "
  1 row created.
  "
  
  -- 
  select * from employee;
  
  "
       EMPNO EMPNAME              GENDER         SALARY ADDRESS                               DNO                                                                                                                                                                                                             
  ---------- -------------------- ---------- ---------- ------------------------------ ----------                                                                                                                                                                                                             
           1 abcde                M             3000000 Manipal                                 1                                                                                                                                                                                                             
           2 bcdef                F             2000000 Manipal                                 2                                                                                                                                                                                                             
           4 defgh                F             2500000 Bombay                                  4                                                                                                                                                                                                             
           8 Test                 M               10000 Bangalore                               1       
  "  