siddharthteotia commented on a change in pull request #4535: Implement DISTINCT
clause
URL: https://github.com/apache/incubator-pinot/pull/4535#discussion_r315383718
##########
File path:
pinot-core/src/main/java/org/apache/pinot/core/query/aggregation/AggregationFunctionContext.java
##########
@@ -54,4 +59,16 @@ public String getColumn() {
public String getAggregationColumnName() {
return _aggregationFunction.getColumnName(_column);
}
+
+ public void setProjectedColumnTypes(final List<FieldSpec.DataType>
projectedColumnTypes) {
Review comment:
The source of information is actually coming from metadata as mentioned here
https://github.com/apache/incubator-pinot/pull/4535#discussion_r315382449
Just stashing it away in function context to be able to use it during
construction of DataTable in InstanceResponeBlock
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