swuferhong commented on code in PR #20513:
URL: https://github.com/apache/flink/pull/20513#discussion_r944173151
##########
docs/content/docs/dev/table/sql/queries/hints.md:
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@@ -84,4 +84,222 @@ insert into kafka_table1 /*+
OPTIONS('sink.partitioner'='round-robin') */ select
```
+## Join Hints
+
+{{< label Batch >}}
+
+Join hints allow users to manually choose the join strategy in optimizer, and
manually optimize the execution plan to improve the performance of the query.
Now only support in batch mode.
+
+### Join Hints Strategies
+The following Join strategies are currently supported in Flink SQL for batch
job:
Review Comment:
> -> "batch mode" better to keep consistent for the term
Done!
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