GitHub user godfreyhe opened a pull request:
https://github.com/apache/flink/pull/4820
[FLINK-7834] [table] cost model extends network cost and memory cost
## What is the purpose of the change
*This pull request makes cost model (RelOptCost) extends network cost and
memory cost*
## Brief change log
- *The FlinkCost extends RelOptCost and adds network cost and memory cost*
- *Updates DataSetCost*
- *Adds getFlinkCostFactory method in TableEnvironment to get specific
FlinkCostFactory*
## Verifying this change
This change is already covered by existing 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)
## Documentation
- Does this pull request introduce a new feature? (yes)
- If yes, how is the feature documented? (JavaDocs)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/godfreyhe/flink FLINK-7834
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/4820.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 #4820
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commit aea6c799391bfed62d27413c133eb1979040d188
Author: godfreyhe <[email protected]>
Date: 2017-10-13T08:12:14Z
[FLINK-7834] [table] cost model extends network cost and memory cost
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