Github user bitblender commented on a diff in the pull request:
https://github.com/apache/drill/pull/697#discussion_r94350967
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/columnreaders/NullableFixedByteAlignedReaders.java
---
@@ -132,6 +137,9 @@ protected void readField(long recordsToReadInThisPass) {
valueVec.getMutator().setSafe(valuesReadInCurrentPass + i,
getDateTimeValueFromBinary(binaryTimeStampValue));
}
}
+ // The nanos precision is cut to millis. Therefore the length of
single timestamp value is 8 bytes(s)
+ // instead of 12 byte(s).
+ dataTypeLengthInBits = timestampLengthInBits;
--- End diff --
Just trying to understand this better: Is it OK to set the length to 64
bits even if PARQUET_READER_INT96_AS_TIMESTAMP is set to false?
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