SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 3)
    Identifier timeslot
    Function tupleElement (children 1)
     ExpressionList (children 2)
      Function sumMap (children 1)
       ExpressionList (children 2)
        Identifier statusMap.status
        Identifier statusMap.requests
      Literal UInt64_1
    Function tupleElement (children 1)
     ExpressionList (children 2)
      Function sumMap (children 1)
       ExpressionList (children 2)
        Identifier statusMap.status
        Identifier statusMap.requests
      Literal UInt64_2
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier sum_map
   ExpressionList (children 1)
    Identifier timeslot
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier timeslot
