bryanck commented on code in PR #5168:
URL: https://github.com/apache/iceberg/pull/5168#discussion_r912546374
##########
arrow/src/main/java/org/apache/iceberg/arrow/vectorized/parquet/VectorizedDictionaryEncodedParquetValuesReader.java:
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@@ -128,12 +128,11 @@ protected void nextVal(FieldVector vector, Dictionary
dict, int idx, int current
class FixedLengthDecimalDictEncodedReader extends BaseDictEncodedReader {
@Override
protected void nextVal(FieldVector vector, Dictionary dict, int idx, int
currentVal, int typeWidth) {
- byte[] decimalBytes = dict.decodeToBinary(currentVal).getBytesUnsafe();
- byte[] vectorBytes = new byte[typeWidth];
- System.arraycopy(decimalBytes, 0, vectorBytes, 0, typeWidth);
+ byte[] vectorBytes =
+ DecimalVectorUtil.padBigEndianBytes(
+ dict.decodeToBinary(currentVal).getBytesUnsafe(),
+ DecimalVector.TYPE_WIDTH);
((DecimalVector) vector).setBigEndian(idx, vectorBytes);
- ByteBuffer buffer = dict.decodeToBinary(currentVal).toByteBuffer();
- vector.getDataBuffer().setBytes(idx, buffer);
Review Comment:
It looks like that's what it was doing.
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