From "M/d/yyyy" to "yyyy-MM-dd":

    id | date                  id | num
    ---|----------             ---|-----------
     1 | 1/14/2003              1 | 2003-01-14
    ---|----------             ---|-----------
     2 | 7/28/2004              2 | 2004-07-28
    ---|----------             ---|-----------
     3 | 11/8/2005              3 | 2005-11-08