ankitsultana commented on code in PR #17170:
URL: https://github.com/apache/pinot/pull/17170#discussion_r2528275931
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pinot-query-runtime/src/main/java/org/apache/pinot/query/runtime/timeseries/TimeSeriesExchangeReceiveOperator.java:
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@@ -146,13 +164,31 @@ private TimeSeriesBlock getNextBlockWithAggregation()
timeSeriesList.add(entry.getValue().build());
seriesMap.put(seriesHash, timeSeriesList);
}
- return new TimeSeriesBlock(timeBuckets, seriesMap);
+ return new TimeSeriesBlock(timeBuckets, seriesMap, aggregatedStats);
+ }
+
+ /**
+ * TODO: Consider consolidating stats merging logic with
+ * {@link org.apache.pinot.core.query.reduce.ExecutionStatsAggregator}
+ **/
+ private void mergeStats(Map<String, String> aggregatedStats, Map<String,
String> metadata) {
+ for (DataTable.MetadataKey statKey : ADDITIVE_STATS_KEYS) {
Review Comment:
Since we only get a Map[string => string], how do we ensure that queries
don't fail if the stats are invalid (e.g. if one of the values is a non number).
Maybe we can wrap each key's handling in a try-catch. Also let's check how
existing stats are solving this problem
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