siddharthteotia commented on a change in pull request #6288:
URL: https://github.com/apache/incubator-pinot/pull/6288#discussion_r532849542
##########
File path:
pinot-core/src/main/java/org/apache/pinot/core/operator/filter/FilterOperatorUtils.java
##########
@@ -47,9 +47,15 @@ public static BaseFilterOperator
getLeafFilterOperator(PredicateEvaluator predic
return new MatchAllFilterOperator(numDocs);
}
+ // Currently sorted index based filtering is supported only for
+ // dictionary encoded columns. The on-disk segment metadata
+ // will indicate if the column is sorted or not regardless of
+ // whether it is raw or dictionary encoded. Here when creating
+ // the filter operator, we need to make sure that sort filter
+ // operator is used only if the column is sorted and has dictionary.
Predicate.Type predicateType = predicateEvaluator.getPredicateType();
if (predicateType == Predicate.Type.RANGE) {
- if (dataSource.getDataSourceMetadata().isSorted()) {
+ if (dataSource.getDataSourceMetadata().isSorted() &&
(dataSource.getDictionary() != null)) {
Review comment:
done
##########
File path:
pinot-core/src/main/java/org/apache/pinot/core/operator/filter/FilterOperatorUtils.java
##########
@@ -59,7 +65,7 @@ public static BaseFilterOperator
getLeafFilterOperator(PredicateEvaluator predic
} else if (predicateType == Predicate.Type.REGEXP_LIKE) {
return new ScanBasedFilterOperator(predicateEvaluator, dataSource,
numDocs);
} else {
- if (dataSource.getDataSourceMetadata().isSorted()) {
+ if (dataSource.getDataSourceMetadata().isSorted() &&
(dataSource.getDictionary() != null)) {
Review comment:
done
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