Github user F30 commented on a diff in the pull request:
https://github.com/apache/storm/pull/2362#discussion_r143400447
--- Diff: docs/Trident-API-Overview.md ---
@@ -484,7 +484,7 @@ public class Count implements CombinerAggregator<Long> {
}
```
-The benefits of CombinerAggregators are seen when you use them with the
aggregate method instead of partitionAggregate. In that case, Trident
automatically optimizes the computation by doing partial aggregations before
transferring tuples over the network.
+CombinerAggregators offer high efficiency when used with the aggregate
method instead of partitionAggregate (see below).
--- End diff --
I have added a link now.
---
