mcvsubbu commented on a change in pull request #4774: Refactor virtualColumn
URL: https://github.com/apache/incubator-pinot/pull/4774#discussion_r344417836
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File path:
pinot-common/src/main/java/org/apache/pinot/common/utils/CommonConstants.java
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@@ -386,6 +388,12 @@ public ServerType getServerType() {
public static String REPLICA_GROUP_SEGMENT_ASSIGNMENT_STRATEGY =
"ReplicaGroupSegmentAssignmentStrategy";
}
+ public static class VirtualColumn {
Review comment:
IIRC you can add a virtual column in the schema with its own provider.
I am not sure if there is a restriction that virtual columns have to start
with the "$" sign, but we can discuss if we can introduce that now.
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