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Posted to issues@flink.apache.org by GitBox <gi...@apache.org> on 2019/02/21 12:09:19 UTC
[GitHub] klion26 edited a comment on issue #7786: [FLINK-11706] Add the
SumFunction to support KeyedStream.sum
klion26 edited a comment on issue #7786: [FLINK-11706] Add the SumFunction to support KeyedStream.sum
URL: https://github.com/apache/flink/pull/7786#issuecomment-465976553
how about some code like below
```
int index = 0
for (Integer v : value.f1) {
out.collect(new Tuple2<>(String.format("%d_%d", value.f0, index++), v));
}
```
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