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Type:
Bug
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Status: Closed
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Priority:
Major
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Resolution: Fixed
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Affects Version/s: None
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Fix Version/s: 1.16.0
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Component/s: druid-adapter
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Labels:None
We can make use of newly added filtered aggregate (ie org.apache.calcite.adapter.druid.DruidQuery.JsonFilteredAggregation) and push down Count(column) as
Count(*) where column is not Null