msamirkhan commented on a change in pull request #29354:
URL: https://github.com/apache/spark/pull/29354#discussion_r466063541
##########
File path:
external/avro/src/main/scala/org/apache/spark/sql/avro/AvroDeserializer.scala
##########
@@ -367,15 +372,45 @@ class AvroDeserializer(
}
}
- private def createArrayData(elementType: DataType, length: Int): ArrayData =
elementType match {
- case BooleanType => UnsafeArrayData.fromPrimitiveArray(new
Array[Boolean](length))
- case ByteType => UnsafeArrayData.fromPrimitiveArray(new
Array[Byte](length))
- case ShortType => UnsafeArrayData.fromPrimitiveArray(new
Array[Short](length))
- case IntegerType => UnsafeArrayData.fromPrimitiveArray(new
Array[Int](length))
- case LongType => UnsafeArrayData.fromPrimitiveArray(new
Array[Long](length))
- case FloatType => UnsafeArrayData.fromPrimitiveArray(new
Array[Float](length))
- case DoubleType => UnsafeArrayData.fromPrimitiveArray(new
Array[Double](length))
- case _ => new GenericArrayData(new Array[Any](length))
+ private def getArrayDataCreator(elementType: DataType): Int => ArrayData =
elementType match {
+ case BooleanType => length => UnsafeArrayData.createFreshArray(length, 1)
+ case ByteType => length => UnsafeArrayData.createFreshArray(length, 1)
+ case ShortType => length => UnsafeArrayData.createFreshArray(length, 2)
+ case IntegerType => length => UnsafeArrayData.createFreshArray(length, 4)
+ case LongType => length => UnsafeArrayData.createFreshArray(length, 8)
+ case FloatType => length => UnsafeArrayData.createFreshArray(length, 4)
+ case DoubleType => length => UnsafeArrayData.createFreshArray(length, 8)
+ case _ => length => new GenericArrayData(new Array[Any](length))
+ }
+
+ private def getRowCreator(st: StructType): () => InternalRow = {
+ val constructorsArray = new Array[Unit => MutableValue](st.fields.length)
+ var i = 0
+ while (i < st.fields.length) {
+ st.fields(i).dataType match {
+ case BooleanType => constructorsArray(i) = _ => new MutableBoolean
+ case ByteType => constructorsArray(i) = _ => new MutableByte
+ case ShortType => constructorsArray(i) = _ => new MutableShort
+ // We use INT for DATE internally
+ case IntegerType | DateType => constructorsArray(i) = _ => new
MutableInt
+ // We use Long for Timestamp internally
+ case LongType | TimestampType => constructorsArray(i) = _ => new
MutableLong
+ case FloatType => constructorsArray(i) = _ => new MutableFloat
+ case DoubleType => constructorsArray(i) = _ => new MutableDouble
+ case _ => constructorsArray(i) = _ => new MutableAny
+ }
+ i += 1
+ }
+
+ () => {
+ val array = new Array[MutableValue](constructorsArray.length)
+ var i = 0
+ while (i < constructorsArray.length) {
+ array(i) = constructorsArray(i)(Unit)
+ i += 1
+ }
+ new SpecificInternalRow(array)
+ }
Review comment:
PR with SpecificInternalRow constructor changes:
https://github.com/apache/spark/pull/29366
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