GitHub user suez1224 opened a pull request:
https://github.com/apache/flink/pull/5472
[FLINK-7658][Table API & SQL] support Collect aggregate function in Table
API
## What is the purpose of the change
Add Collect aggregate function for Table API.
## Brief change log
- Add Collect aggregate function for Table API
## Verifying this change
- Added integration tests
## 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? (yes)
- If yes, how is the feature documented? (docs)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/suez1224/flink FLINK-7658
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/5472.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 #5472
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commit da26176105a7ee3634d9db2834bacf17003c3823
Author: Shuyi Chen <shuyi@...>
Date: 2018-02-13T09:18:12Z
support Collect aggregate function in Table API
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