SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function minus (children 1)
     ExpressionList (children 2)
      Function toRelativeDayNum (children 1)
       ExpressionList (children 2)
        Function toDateTime (children 1)
         ExpressionList (children 1)
          Literal UInt64_1412106600
        Literal \'Asia/Tokyo\'
      Function toRelativeDayNum (children 1)
       ExpressionList (children 2)
        Function toDateTime (children 1)
         ExpressionList (children 1)
          Literal UInt64_0
        Literal \'Asia/Tokyo\'
