title: SQL: Give the names of employees who earn more than their manager
body: <pre><code>EMPNO   ENAME   JOB         MGR     HIREDATE    SAL     COMM    DEPTNO
  
  7369    SMITH   CLERK       7902    2000-12-17  800     Null        20
  
  7902    FORD    ANALYST     7566    1992-12-03  3000    Null        20
  </code></pre>
  
  <p>Hi guys, I have this type of table, and I need to show the employees who earn more than there managers? It would be easier if we had 2 tables, but I cannot imagine a code within one table. Any ideas?</p>