emkornfield commented on code in PR #503:
URL: https://github.com/apache/parquet-format/pull/503#discussion_r2167433248
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src/main/thrift/parquet.thrift:
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@@ -1076,7 +1076,7 @@ union ColumnOrder {
* BOOLEAN - false, true
* INT32 - signed comparison
* INT64 - signed comparison
- * INT96 (only used for legacy timestamps) - undefined
+ * INT96 (only used for legacy timestamps) - timestamp ordering (LE 8
bytes nanos | LE 4 bytes julian days)
Review Comment:
```suggestion
* INT96 (only used for legacy timestamps) - two level comparison. Days
(last 4 bytes compared as unsigned Little endian int32), nanoseconds (first 8
bytes compared as unsigned little endian int64)
```
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