SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test_join_remote_l (alias x)
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      Function remote (alias y) (children 1)
       ExpressionList (children 3)
        Identifier test_cluster_one_shard_three_replicas_localhost
        Function currentDatabase (children 1)
         ExpressionList
        Identifier test_join_remote_r
     TableJoin (children 1)
      Literal Bool_1
