godfreyhe commented on a change in pull request #14228:
URL: https://github.com/apache/flink/pull/14228#discussion_r531410506
##########
File path:
flink-table/flink-table-planner-blink/src/main/java/org/apache/flink/table/planner/plan/processors/utils/InputOrderCalculator.java
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@@ -167,6 +168,10 @@ protected void visitNode(ExecNode<?, ?> node) {
@Override
protected void resolveInputPriorityConflict(ExecNode<?, ?> node, int
higherInput, int lowerInput) {
- throw new IllegalStateException("A conflict is detected. This
is unexpected.");
+ throw new IllegalStateException(
+ "A conflict is detected. This is a bug. Please consider
filing an issue.\n" +
Review comment:
nit: `Please consider filing an issue.` -> Please file an issue.
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