Github user JoshRosen commented on a diff in the pull request:
https://github.com/apache/spark/pull/6759#discussion_r32871383
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/parquet/ParquetTableSupport.scala
---
@@ -313,10 +314,16 @@ private[parquet] class RowWriteSupport extends
WriteSupport[InternalRow] with Lo
writer.addBinary(Binary.fromByteArray(scratchBytes, 0, numBytes))
}
+ // array used to write Timestamp as Int96 (fixed-length binary)
+ private val int96buf = new Array[Byte](12)
+
private[parquet] def writeTimestamp(ts: Long): Unit = {
- val binaryNanoTime = CatalystTimestampConverter.convertFromTimestamp(
- DateUtils.toJavaTimestamp(ts))
- writer.addBinary(binaryNanoTime)
+ val (julianDay, timeOfDayNanos) = DateTimeUtils.toJulianDay(ts)
+ val buf = ByteBuffer.wrap(int96buf)
--- End diff --
Actually, do you know if there are any static methods that we could call
that would just write put the longs and ints directly into the byte array at
given offsets?
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