virajjasani commented on code in PR #1736:
URL: https://github.com/apache/phoenix/pull/1736#discussion_r1480442110
##########
phoenix-core-server/src/main/java/org/apache/phoenix/coprocessor/GroupedAggregateRegionObserver.java:
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@@ -411,6 +487,115 @@ private UnorderedGroupByRegionScanner(final
ObserverContext<RegionCoprocessorEnv
@Override
public boolean next(List<Cell> resultsToReturn) throws IOException {
+ if (firstScan && prevScanStartRowKey != null &&
prevScanIncludeStartRowKey != null) {
+ firstScan = false;
Review Comment:
If the region has moved, only then `firstScan` will be true while resuming
the scan. I should add more comments to clarify it.
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