Github user hsuanyi commented on a diff in the pull request: https://github.com/apache/drill/pull/377#discussion_r53561348 --- Diff: exec/java-exec/src/main/java/org/apache/drill/exec/expr/fn/impl/conv/DummyFlatten.java --- @@ -32,6 +34,7 @@ @FunctionTemplate(name = "flatten", scope = FunctionScope.SIMPLE, nulls = NullHandling.NULL_IF_NULL) public class DummyFlatten implements DrillSimpleFunc { + @Param VarCharHolder in; --- End diff -- Along the same argument as the above: https://github.com/hsuanyi/incubator-drill/blob/DRILL-4372_For_Review/exec/java-exec/src/main/java/org/apache/drill/exec/planner/sql/DrillSqlOperator.java#L86 Addressed.
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