GitHub user lincoln-lil opened a pull request:
https://github.com/apache/flink/pull/5046
[FLINK-6101] [table] Support select GroupBy fields with arithmetic exâ¦
## What is the purpose of the change
Support select GroupBy fields with arithmetic expressions(include UDF)
## Brief change log
- Using an internal alias for groupBy fields with arithmetic
expressions(include UDF) in groupBy().
## Verifying this change
`AggregateITCase` verifies
- select GroupBy fields with arithmetic expression/UDF
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): (no)
- The public API, i.e., is any changed class annotated with
`@Public(Evolving)`: (no)
- The serializers: (no)
- The runtime per-record code paths (performance sensitive): (no)
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Yarn/Mesos, ZooKeeper: (no)
- The S3 file system connector: (no)
## Documentation
- Does this pull request introduce a new feature? (no)
- If yes, how is the feature documented? (not applicable / docs /
JavaDocs / not documented)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/lincoln-lil/flink FLINK-6101
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/5046.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #5046
----
commit d529b9e6e9ed0977fbd2f27f27e1af0521b9231d
Author: lincoln-lil <[email protected]>
Date: 2017-11-22T01:53:54Z
[FLINK-6101] [table] Support select GroupBy fields with arithmetic
expressions(include UDF)
----
---
