[KYUUBI #3621][DOCS] Add a hint in create batch REST api

a49a · pan3793 · commit 9d0b6909dbd4 · 2022-10-19T00:25:09.000+08:00
### _Why are the changes needed?_ Add a hint in creating batch REST API. ### _How was this patch tested?_ - [ ] Add some test cases that check the changes thoroughly including negative and positive cases if possible - [ ] Add screenshots for manual tests if appropriate - [x] [Run test](https://kyuubi.apache.org/docs/latest/develop_tools/testing.html#running-tests) locally before make a pull request Closes #3622 from deadwind4/create-batch-rest-doc. Closes #3621 0d1e676 [Luning Wang] [KYUUBI #3621][DOCS] Add a hint in create batch REST api Authored-by: Luning Wang <wang4luning@gmail.com> Signed-off-by: Cheng Pan <chengpan@apache.org>
diff --git a/docs/client/rest/rest_api.md b/docs/client/rest/rest_api.md
@@ -289,6 +289,8 @@ Returns all the batches.
 
 ### POST /batches
 
+Create a new batch.
+
 #### Request Body
 
 | Name      | Description                                        | Type             |
