insert into emp(emp.empno,emp.ename,emp.job,emp.mgr,emp.hiredate,emp.sal,emp.comm,emp.deptno) values (1,'x','x',2,'1888/1/1',288.9,22.0,20)
ORA-01861: literal does not match format string
SQL> insert into emp(emp.empno,emp.ename,emp.job,emp.mgr,emp.hiredate,emp.sal,emp.comm,emp.deptno) values (1,'x','x',2,to_date('1888/01/01','yyyy/mm/dd'),288.9,22.0,20);
row inserted