gortiz commented on code in PR #17867:
URL: https://github.com/apache/pinot/pull/17867#discussion_r2954476402
##########
pinot-core/src/main/java/org/apache/pinot/core/operator/transform/function/JsonExtractScalarTransformFunction.java:
##########
@@ -120,6 +158,37 @@ public TransformResultMetadata getResultMetadata() {
return _resultMetadata;
}
+ @Override
+ public @Nullable RoaringBitmap getNullBitmap(ValueBlock valueBlock) {
+ if (!_defaultIsNull) {
+ return super.getNullBitmap(valueBlock);
+ }
+ RoaringBitmap bitmap = new RoaringBitmap();
+ for (TransformFunction arg : _arguments.subList(1, _arguments.size() - 1))
{
+ RoaringBitmap argBitmap = arg.getNullBitmap(valueBlock);
+ if (argBitmap != null) {
+ bitmap.or(argBitmap);
+ }
+ }
+ int numDocs = valueBlock.getNumDocs();
+ RoaringBitmap nullBitmap = new RoaringBitmap();
+ IntFunction<Object> resultExtractor = getResultExtractor(valueBlock);
+ for (int i = 0; i < numDocs; i++) {
+ Object result = null;
+ try {
+ result = resultExtractor.apply(i);
+ } catch (Exception ignored) {
+ }
+ if (result == null) {
+ nullBitmap.add(i);
+ }
+ }
+ if (!nullBitmap.isEmpty()) {
+ bitmap.or(nullBitmap);
+ }
Review Comment:
Yes, I didn't find a better way to do that.
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