wgtmac commented on PR #47190:
URL: https://github.com/apache/arrow/pull/47190#issuecomment-3116430152
Current output:
```
{
"FileName": "No Name",
"Version": "2.6",
"CreatedBy": "parquet-cpp-arrow version 22.0.0-SNAPSHOT",
"TotalRows": "4",
"NumberOfRowGroups": "1",
"NumberOfRealColumns": "2",
"NumberOfColumns": "2",
"Columns": [
{ "Id": "0", "Name": "string_field", "PhysicalType": "BYTE_ARRAY",
"ConvertedType": "UTF8", "LogicalType": {"Type": "String"} },
{ "Id": "1", "Name": "binary_field", "PhysicalType": "BYTE_ARRAY",
"ConvertedType": "NONE", "LogicalType": {"Type": "None"} }
],
"RowGroups": [
{
"Id": "0", "TotalBytes": "143", "TotalCompressedBytes": "143",
"Rows": "4",
"ColumnChunks": [
{"Id": "0", "Values": "4", "StatsSet": "True", "Stats":
{"NumNulls": "0", "Max": "🌟", "Min": "Hello" },
"Compression": "UNCOMPRESSED", "Encodings": "PLAIN(DICT_PAGE)
RLE_DICTIONARY", "UncompressedSize": "76", "CompressedSize": "76",
"ColumnIndex": {"offset": "147", "length": "24"}, "OffsetIndex": {"offset":
"194", "length": "13"} },
{"Id": "1", "Values": "4", "StatsSet": "True", "Stats":
{"NumNulls": "0", "Max": "0xfffefdfc", "Min": "0x00010203" },
"Compression": "UNCOMPRESSED", "Encodings": "PLAIN(DICT_PAGE)
RLE_DICTIONARY", "UncompressedSize": "67", "CompressedSize": "67",
"ColumnIndex": {"offset": "171", "length": "23"}, "OffsetIndex": {"offset":
"207", "length": "14"} }
]
}
]
}
```
Before:
```
{
"FileName": "No Name",
"Version": "2.6",
"CreatedBy": "parquet-cpp-arrow version 22.0.0-SNAPSHOT",
"TotalRows": "4",
"NumberOfRowGroups": "1",
"NumberOfRealColumns": "2",
"NumberOfColumns": "2",
"Columns": [
{ "Id": "0", "Name": "string_field", "PhysicalType": "BYTE_ARRAY",
"ConvertedType": "UTF8", "LogicalType": {"Type": "String"} },
{ "Id": "1", "Name": "binary_field", "PhysicalType": "BYTE_ARRAY",
"ConvertedType": "NONE", "LogicalType": {"Type": "None"} }
],
"RowGroups": [
{
"Id": "0", "TotalBytes": "143", "TotalCompressedBytes": "143",
"Rows": "4",
"ColumnChunks": [
{"Id": "0", "Values": "4", "StatsSet": "True", "Stats":
{"NumNulls": "0", "Max": "🌟", "Min": "Hello" },
"Compression": "UNCOMPRESSED", "Encodings": "PLAIN(DICT_PAGE)
RLE_DICTIONARY", "UncompressedSize": "76", "CompressedSize": "76",
"ColumnIndex": {"offset": "147", "length": "24"}, "OffsetIndex": {"offset":
"194", "length": "13"} },
{"Id": "1", "Values": "4", "StatsSet": "True", "Stats":
{"NumNulls": "0", "Max": "����", "Min": "\0" },
"Compression": "UNCOMPRESSED", "Encodings": "PLAIN(DICT_PAGE)
RLE_DICTIONARY", "UncompressedSize": "67", "CompressedSize": "67",
"ColumnIndex": {"offset": "171", "length": "23"}, "OffsetIndex": {"offset":
"207", "length": "14"} }
]
}
]
}
```
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