JingsongLi commented on a change in pull request #8901:
[FLINK-13003][table-planner-blink] Support Temporal TableFunction Join in blink
planner
URL: https://github.com/apache/flink/pull/8901#discussion_r298440940
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File path:
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/runtime/join/stream/AbstractStreamingJoinOperator.java
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@@ -117,7 +117,9 @@ public void open() throws Exception {
@Override
public void close() throws Exception {
super.close();
- joinCondition.backingJoinCondition.close();
+ if (joinCondition != null) {
Review comment:
Any change to not init `joinCondition`?
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