wangbin created FLINK-21848:
-------------------------------
Summary: table api -----window opening for event time。NullPointer
Key: FLINK-21848
URL: https://issues.apache.org/jira/browse/FLINK-21848
Project: Flink
Issue Type: Bug
Components: Table SQL / API
Reporter: wangbin
Attachments: image-2021-03-18-09-14-21-726.png,
image-2021-03-18-09-14-38-073.png, image-2021-03-18-09-14-52-536.png
* According to the code of the official website, I wrote an example of window
opening for event time.but nullpoint！
* _I don't know why_
* _!image-2021-03-18-09-14-21-726.png!_
_!image-2021-03-18-09-14-38-073.png!_
_!image-2021-03-18-09-14-52-536.png!_
--
This message was sent by Atlassian Jira
(v8.3.4#803005)
