Github user bitblender commented on a diff in the pull request:
https://github.com/apache/drill/pull/697#discussion_r94350780
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/columnreaders/NullableFixedByteAlignedReaders.java
---
@@ -110,9 +110,14 @@ protected void readField(long recordsToReadInThisPass)
{
/**
* Class for reading parquet fixed binary type INT96, which is used for
storing hive,
- * impala timestamp values with nanoseconds precision. So it reads such
values as a drill timestamp.
+ * impala timestamp values with nanoseconds precision (12 bytes). So it
reads such values as a drill timestamp (8 bytes).
*/
static class NullableFixedBinaryAsTimeStampReader extends
NullableFixedByteAlignedReader<NullableTimeStampVector> {
+ /**
+ * The width of each element of the TimeStampVector is 8 byte(s).
+ */
+ private static final int timestampLengthInBits = 64;
--- End diff --
I would recommend the use of uppercase in naming constants.
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