tmwangi opened a new issue #5690:
URL: https://github.com/apache/incubator-pinot/issues/5690
Currently DISTINCTCOUNT on a column with the BYTES type does not work. The
error returned is:
```
org.apache.pinot.client.PinotClientException: Query had processing
exceptions: [{"errorCode":200,"message":"QueryExecutionError:
java.lang.IllegalStateException: Illegal data type for DISTINCT_COUNT
aggregation function: BYTES
at
org.apache.pinot.core.query.aggregation.function.DistinctCountAggregationFunction.aggregate(DistinctCountAggregationFunction.java:91)
at
org.apache.pinot.core.query.aggregation.DefaultAggregationExecutor.aggregate(DefaultAggregationExecutor.java:94)
at
org.apache.pinot.core.operator.query.AggregationOperator.getNextBlock(AggregationOperator.java:65)
at
org.apache.pinot.core.operator.query.AggregationOperator.getNextBlock(AggregationOperator.java:35)
at
org.apache.pinot.core.operator.BaseOperator.nextBlock(BaseOperator.java:49)
at
```
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