PL / SQL：ORA-00933：PL / SQL函数的SQL命令未正确结束

Question

我正在尝试写一个PL/SQL函数来返回第N个最高薪水。我一直收到运行时错误。错误在'返回结果;'线

PL / SQL：ORA-00933：SQL命令未正确结束ORA-06575：包或函数GETNTHHIGHESTSALARY处于无效状态

码：

CREATE FUNCTION getNthHighestSalary(N IN NUMBER) RETURN NUMBER IS result NUMBER;

BEGIN

  select Salary into result
  from 
    (select dense_rank() over (order by salary desc) as Ranks, ID, Salary
     from Employee) a
     where a.Ranks = N

RETURN result;
END;

snapshot of main code

Answer 1

你丢失了分号qazxsw poi。它应该是qazxsw poi