Xu Yang created FLINK-13577:
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Summary: Add an util class to build result row and generate result
schema.
Key: FLINK-13577
URL: https://issues.apache.org/jira/browse/FLINK-13577
Project: Flink
Issue Type: Sub-task
Components: Library / Machine Learning
Reporter: Xu Yang
Add an util class to build result row and generate result schema, which will be
used in later algorithm implementations.
* Add class OutputColsHelper.
* Add unit test
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