Github user chiwanpark commented on a diff in the pull request:
https://github.com/apache/flink/pull/1052#discussion_r37998051
--- Diff:
flink-optimizer/src/main/java/org/apache/flink/optimizer/operators/SortMergeJoinDescriptor.java
---
@@ -99,7 +99,7 @@ public DualInputPlanNode instantiate(Channel in1, Channel
in2, TwoInputNode node
inputOrders = tmp;
}
- return new DualInputPlanNode(node,
"Join("+node.getOperator().getName()+")", in1, in2, DriverStrategy.MERGE,
this.keys1, this.keys2, inputOrders);
+ return new DualInputPlanNode(node,
"Join("+node.getOperator().getName()+")", in1, in2, DriverStrategy.INNER_MERGE,
this.keys1, this.keys2, inputOrders);
--- End diff --
need spaces around `+` operator
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