我这个insert怎么错了 BEGIN
SELECT COUNT(*) INTO v_count FROM EMP_dept
WHERE deptno = p_deptno;
IF v_count > 0
THEN
--raise_application_error(-20000,'duplicate name');
RAISE e_duplication_dept;
ELSE INSERT INTO emp_dept(deptno,deptname,loc) VALUES( p_deptno,p_dname,p_loc)
ORDER BY emp_dept.deptno;