SelectWithUnionQuery (children 2)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function s3Cluster (children 1)
       ExpressionList (children 3)
        Literal \'test_cluster_two_shards_localhost\'
        Literal \'https://clickhouse-public-datasets.s3.amazonaws.com/wikistat/original/*\'
        Identifier NOSIGN
   Literal UInt64_1
 Identifier Null
