GitHub user hequn8128 opened a pull request: https://github.com/apache/flink/pull/5347
[FLINK-8492][table] Fix calc cost bug ## What is the purpose of the change Fix calc cost bug. Currently, unsupported exception will be thrown when multi calc existing between correlate and TableFunctionScan. ## Brief change log - Add a constant 1 to compCnt in `CommonCalc` ## Verifying this change This change added tests and can be verified as follows: - Added integration tests for udtf with multi cals ## 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) You can merge this pull request into a Git repository by running: $ git pull https://github.com/hequn8128/flink 8492 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/flink/pull/5347.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 #5347 ---- commit bf1b4d4773c3690dfe73a0e71b22730d8b5eb99c Author: hequn8128 <chenghequn@...> Date: 2018-01-24T04:25:13Z [FLINK-8492][table] Fix calc cost bug ---- ---