siddharthteotia commented on a change in pull request #4535: Implement DISTINCT
clause
URL: https://github.com/apache/incubator-pinot/pull/4535#discussion_r319208838
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File path:
pinot-core/src/main/java/org/apache/pinot/core/plan/TransformPlanNode.java
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@@ -124,6 +143,14 @@ public TransformOperator run() {
return new TransformOperator(_projectionPlanNode.run(), new
ArrayList<>(_expressionTrees));
}
+ FieldSpec.DataType[] getProjectedColumnTypes() {
Review comment:
The information is still coming from column source metadata. With this
change, it is being exposed here
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