pvary commented on code in PR #11348:
URL: https://github.com/apache/iceberg/pull/11348#discussion_r1812936226
##########
flink/v1.20/flink/src/main/java/org/apache/iceberg/flink/data/FlinkParquetReaders.java:
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@@ -411,6 +416,43 @@ public DecimalData read(DecimalData ignored) {
}
}
+ private static class NanosToTimestampReader
+ extends ParquetValueReaders.UnboxedReader<TimestampData> {
+ NanosToTimestampReader(ColumnDescriptor desc) {
+ super(desc);
+ }
+
+ @Override
+ public TimestampData read(TimestampData ignored) {
+ long value = readLong();
+ return TimestampData.fromInstant(Instant.ofEpochSecond(0, value));
Review Comment:
How could we cross check, that the Spark write/Flink read and Flink
write/Spark read is correctly working?
Are we sure that this is the expected data format?
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