Github user jinossy commented on a diff in the pull request:
https://github.com/apache/tajo/pull/1029#discussion_r65018556
--- Diff: tajo-core/src/main/proto/InternalTypes.proto ---
@@ -45,3 +45,8 @@ message CorrProto {
required double yvar = 5;
required double covar = 6;
}
+
+message StringAggProto {
+ required string value = 1;
--- End diff --
IMO, this proto is unnecessary define. the StringAgg is only to aggregate a
value.
What do you think about that?
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