druid/extensions-core
anantmf 315ccb76b8 Fix for getSingleObjectSummary, replacing keyCount with objectSummaries().size (#7000)
* Instead of using keyCount, changing it to check the size of objectSummaries.

For issue:
https://github.com/apache/incubator-druid/issues/6980
https://github.com/apache/incubator-druid/issues/6980#issuecomment-460006580

* Changing another usage of keyCount with size of objectSummaries.

* Adding some comments to explain why using keyCount is not working as expected.
2019-02-05 15:45:44 -08:00
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