title: SQL check constraint multiple conditions
body: <p>The team has decided that, except for the gm and catchers, a player
       name should not exceed 10 letters.  Implement this as a check constraint.</p>
  
  <p>Table: (table name: empbbb02)
  EMPNO ENAME </p>
  
  <pre><code>EMPNO ENAME      POS          BOSS HIREDATE         SAL     DEPTNO INCENTIVES
  ----- ---------- ------------ ---- --------- ---------- ---------- ----------
  712   rickey     gm                01-JAN-98      10000         40
  735   lasorda    coach        712  10-JAN-98       2000         40
  707   bochy      coach        712  11-JAN-98       2000         40
  798   berra      coach        712  12-JAN-98       2000         40
  782   musial     right field  707  01-FEB-98      42000         20
  763   gehrig     first base   735  11-MAR-98      85000         10
  777   minoso     shortstop    735  05-MAY-98      85000         10       6000
  721   sandberg   second base  735  28-FEB-98      25000         10
  788   cey        third base   735  10-JAN-99      15000         10       8000
  720   williams   left field   707  05-JAN-99      15000         20
  755   johnson    pitcher      798  08-NOV-98      50000         30
  </code></pre>