saurabhd336 commented on code in PR #12568:
URL: https://github.com/apache/pinot/pull/12568#discussion_r1516048942
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pinot-segment-local/src/main/java/org/apache/pinot/segment/local/realtime/impl/json/MutableJsonIndexImpl.java:
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@@ -291,6 +297,88 @@ private RoaringBitmap getMatchingFlattenedDocIds(Predicate
predicate) {
} else {
return new RoaringBitmap();
}
+ } else if (predicateType == Predicate.Type.REGEXP_LIKE) {
+ String ceilingKey = _postingListMap.ceilingKey(key +
BaseJsonIndexCreator.KEY_VALUE_SEPARATOR);
+ if (ceilingKey == null || !ceilingKey.startsWith(key +
BaseJsonIndexCreator.KEY_VALUE_SEPARATOR)) {
+ // No values with this key exist
+ return new RoaringBitmap();
+ }
+
+ Pattern pattern = ((RegexpLikePredicate) predicate).getPattern();
+ MutableRoaringBitmap result = null;
+ char nextChar = BaseJsonIndexCreator.KEY_VALUE_SEPARATOR + 1;
+ SortedMap<String, RoaringBitmap> subMap =
+ _postingListMap.subMap(ceilingKey, true,
_postingListMap.floorKey(key + nextChar), true);
Review Comment:
Makes sense. subMap does not require the key to be present
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