hanyuzheng7 commented on PR #22785:
URL: https://github.com/apache/flink/pull/22785#issuecomment-1618638015
> What should be the result for joining two empty arrays?
we don't need join two empty arrays,
for empty array
```
.testSqlValidationError(
"ARRAY_JOIN()",
"No match found for function signature
ARRAY_JOIN()")
```
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
