beliefer commented on code in PR #45571:
URL: https://github.com/apache/spark/pull/45571#discussion_r1530167583
##########
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetRowConverter.scala:
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@@ -436,6 +436,17 @@ private[parquet] class ParquetRowConverter(
}
}
+ // INT96 timestamp doesn't have a logical type, here we check the
physical type instead.
+ case TimestampNTZType if
parquetType.asPrimitiveType().getPrimitiveTypeName == INT96 =>
+ new ParquetPrimitiveConverter(updater) {
+ // Converts nanosecond timestamps stored as INT96.
+ // TimestampNTZ type does not require rebasing due to its lack of
time zone context.
Review Comment:
Could you tell me why we can treat ltz as ntz directly?
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