SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function arrayJoin (children 1)
     ExpressionList (children 1)
      Function distinctDynamicTypes (children 1)
       ExpressionList (children 1)
        Identifier json.a2
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function remote (children 1)
       ExpressionList (children 3)
        Literal \'127.0.0.{1,2,3}\'
        Function currentDatabase (children 1)
         ExpressionList
        Identifier test_json_dynamic_aggregate_functions
