jasperjiaguo commented on code in PR #9420:
URL: https://github.com/apache/pinot/pull/9420#discussion_r980786409
##########
pinot-core/src/main/java/org/apache/pinot/core/operator/dociditerators/MVScanDocIdIterator.java:
##########
@@ -104,6 +108,28 @@ public long getNumEntriesScanned() {
return _numEntriesScanned;
}
+ /**
+ * This is a crude version of
+ *
org.apache.pinot.controller.recommender.rules.utils.QueryInvertedSortedIndexRecommender#percentSelected
+ */
+ @Override
+ public float getEffectiveCardinality(boolean isAndDocIdSet) {
+ float numMatchingItems = _predicateEvaluator.getNumMatchingItems();
+ if (Float.isNaN(numMatchingItems) || _cardinality < 0) {
+ return
ScanBasedDocIdIterator.super.getEffectiveCardinality(isAndDocIdSet);
+ }
+ int avgNumValuesPerMVEntry = _maxNumValuesPerMVEntry < 0
Review Comment:
Done
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