hyparquet/test/files/decimal-column.metadata.json

{
  "version": 2,
  "schema": [
    {
      "repetition_type": "REQUIRED",
      "name": "schema",
      "num_children": 2
    },
    {
      "type": "INT64",
      "repetition_type": "OPTIONAL",
      "name": "mid"
    },
    {
      "type": "FIXED_LEN_BYTE_ARRAY",
      "type_length": 6,
      "repetition_type": "OPTIONAL",
      "name": "value",
      "converted_type": "DECIMAL",
      "scale": 10,
      "precision": 14,
      "logical_type": {
        "type": "DECIMAL",
        "scale": 10,
        "precision": 14
      }
    }
  ],
  "num_rows": 5,
  "row_groups": [
    {
      "columns": [
        {
          "file_offset": 0,
          "meta_data": {
            "type": "INT64",
            "encodings": [
              "PLAIN",
              "RLE",
              "RLE_DICTIONARY"
            ],
            "path_in_schema": [
              "mid"
            ],
            "codec": "SNAPPY",
            "num_values": 5,
            "total_uncompressed_size": 126,
            "total_compressed_size": 120,
            "data_page_offset": 50,
            "dictionary_page_offset": 4,
            "statistics": {
              "max": 190,
              "min": 40,
              "null_count": 0,
              "max_value": 190,
              "min_value": 40
            },
            "encoding_stats": [
              {
                "page_type": "DICTIONARY_PAGE",
                "encoding": "PLAIN",
                "count": 1
              },
              {
                "page_type": "DATA_PAGE",
                "encoding": "RLE_DICTIONARY",
                "count": 1
              }
            ]
          }
        },
        {
          "file_offset": 0,
          "meta_data": {
            "type": "FIXED_LEN_BYTE_ARRAY",
            "encodings": [
              "PLAIN",
              "RLE",
              "RLE_DICTIONARY"
            ],
            "path_in_schema": [
              "value"
            ],
            "codec": "SNAPPY",
            "num_values": 5,
            "total_uncompressed_size": 82,
            "total_compressed_size": 86,
            "data_page_offset": 146,
            "dictionary_page_offset": 124,
            "statistics": {
              "max": 2015,
              "min": 2015,
              "null_count": 0,
              "max_value": 2015,
              "min_value": 2015
            },
            "encoding_stats": [
              {
                "page_type": "DICTIONARY_PAGE",
                "encoding": "PLAIN",
                "count": 1
              },
              {
                "page_type": "DATA_PAGE",
                "encoding": "RLE_DICTIONARY",
                "count": 1
              }
            ]
          }
        }
      ],
      "total_byte_size": 208,
      "num_rows": 5,
      "file_offset": 4,
      "total_compressed_size": 206,
      "ordinal": 0
    }
  ],
  "key_value_metadata": [
    {
      "key": "pandas",
      "value": "{\"index_columns\": [{\"kind\": \"range\", \"name\": null, \"start\": 0, \"stop\": 5, \"step\": 1}], \"column_indexes\": [{\"name\": null, \"field_name\": null, \"pandas_type\": \"unicode\", \"numpy_type\": \"object\", \"metadata\": {\"encoding\": \"UTF-8\"}}], \"columns\": [{\"name\": \"mid\", \"field_name\": \"mid\", \"pandas_type\": \"int64\", \"numpy_type\": \"int64\", \"metadata\": null}, {\"name\": \"value\", \"field_name\": \"value\", \"pandas_type\": \"decimal\", \"numpy_type\": \"object\", \"metadata\": {\"precision\": 14, \"scale\": 10}}], \"creator\": {\"library\": \"pyarrow\", \"version\": \"19.0.0\"}, \"pandas_version\": \"2.2.3\"}"
    },
    {
      "key": "ARROW:schema",
      "value": "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"
    }
  ],
  "created_by": "parquet-cpp-arrow version 19.0.0",
  "metadata_length": 1959
}