SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function equals (children 1)
     ExpressionList (children 2)
      Function materialize (children 1)
       ExpressionList (children 1)
        Function toDate (children 1)
         ExpressionList (children 1)
          Literal \'2015-02-03\'
      Literal \'2015-02-03\'
