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Posted to commits@druid.apache.org by GitBox <gi...@apache.org> on 2019/08/28 02:43:51 UTC

[GitHub] [incubator-druid] pzhdfy commented on issue #7896: Query like collect_list and collect_set support

pzhdfy commented on issue #7896: Query like collect_list and collect_set support
URL: https://github.com/apache/incubator-druid/issues/7896#issuecomment-525560504
 
 
   As a workround, you can implement BufferedAggregator on heap.
   I have done a BufferedAggregator on heap.
   
   extensions-contrib/unique/src/main/java/org/apache/druid/query/aggregation/unique/UniqueBufferAggregator.java
   https://github.com/apache/incubator-druid/pull/7594
   

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