SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function length (children 1)
     ExpressionList (children 1)
      Function topK (children 2)
       ExpressionList (children 1)
        Identifier number
       ExpressionList (children 1)
        Literal UInt64_20
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function remote (children 1)
       ExpressionList (children 3)
        Literal \'127.{1,1}\'
        Function currentDatabase (children 1)
         ExpressionList
        Identifier data_01409