SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function tupleElement (children 1)
     ExpressionList (children 2)
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Function arrayElement (children 1)
         ExpressionList (children 2)
          Identifier row_groups
          Literal UInt64_1
        Literal \'columns\'
      Literal \'statistics\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function file (children 1)
       ExpressionList (children 2)
        Identifier long_string_02735.parquet
        Identifier ParquetMetadata
