{
  "version": 2,
  "schema": [
    {
      "repetition_type": "REQUIRED",
      "name": "schema",
      "num_children": 2
    },
    {
      "type": "DOUBLE",
      "repetition_type": "OPTIONAL",
      "name": "float_col"
    },
    {
      "type": "DOUBLE",
      "repetition_type": "OPTIONAL",
      "name": "double_col"
    }
  ],
  "num_rows": 5,
  "row_groups": [
    {
      "columns": [
        {
          "file_offset": 0,
          "meta_data": {
            "type": "DOUBLE",
            "encodings": [
              "RLE",
              "BYTE_STREAM_SPLIT"
            ],
            "path_in_schema": [
              "float_col"
            ],
            "codec": "SNAPPY",
            "num_values": 5,
            "total_uncompressed_size": 110,
            "total_compressed_size": 87,
            "data_page_offset": 4,
            "statistics": {
              "max": 5.5,
              "min": 1.5,
              "null_count": 0,
              "max_value": 5.5,
              "min_value": 1.5,
              "is_max_value_exact": true,
              "is_min_value_exact": true
            },
            "encoding_stats": [
              {
                "page_type": "DATA_PAGE",
                "encoding": "BYTE_STREAM_SPLIT",
                "count": 1
              }
            ],
            "size_statistics": {
              "repetition_level_histogram": [],
              "definition_level_histogram": [
                0,
                5
              ]
            }
          }
        },
        {
          "file_offset": 0,
          "meta_data": {
            "type": "DOUBLE",
            "encodings": [
              "RLE",
              "BYTE_STREAM_SPLIT"
            ],
            "path_in_schema": [
              "double_col"
            ],
            "codec": "SNAPPY",
            "num_values": 5,
            "total_uncompressed_size": 110,
            "total_compressed_size": 97,
            "data_page_offset": 91,
            "statistics": {
              "max": 50.5,
              "min": 10.1,
              "null_count": 0,
              "max_value": 50.5,
              "min_value": 10.1,
              "is_max_value_exact": true,
              "is_min_value_exact": true
            },
            "encoding_stats": [
              {
                "page_type": "DATA_PAGE",
                "encoding": "BYTE_STREAM_SPLIT",
                "count": 1
              }
            ],
            "size_statistics": {
              "repetition_level_histogram": [],
              "definition_level_histogram": [
                0,
                5
              ]
            }
          }
        }
      ],
      "total_byte_size": 220,
      "num_rows": 5,
      "file_offset": 4,
      "total_compressed_size": 184
    }
  ],
  "key_value_metadata": [
    {
      "key": "ARROW:schema",
      "value": "/////7AAAAAQAAAAAAAKAAwABgAFAAgACgAAAAABBAAMAAAACAAIAAAABAAIAAAABAAAAAIAAABIAAAABAAAAND///8AAAEDEAAAABwAAAAEAAAAAAAAAAoAAABkb3VibGVfY29sAADC////AAACABAAFAAIAAYABwAMAAAAEAAQAAAAAAABAxAAAAAgAAAABAAAAAAAAAAJAAAAZmxvYXRfY29sAAYACAAGAAYAAAAAAAIAAAAAAA=="
    }
  ],
  "created_by": "parquet-cpp-arrow version 22.0.0",
  "metadata_length": 576
}