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https://issues.apache.org/jira/browse/FLINK-13513?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated FLINK-13513:
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Labels: pull-request-available (was: )
> Add the FlatMapper and related classes for later algorithm implementations.
> ------------------------------------------------------------------------------
>
> Key: FLINK-13513
> URL: https://issues.apache.org/jira/browse/FLINK-13513
> Project: Flink
> Issue Type: Sub-task
> Components: Library / Machine Learning
> Reporter: Xu Yang
> Priority: Major
> Labels: pull-request-available
>
> Define the abstract classes for the single-thread executor for Row type data.
> * Add the definition of abstract class FlatMapper
> * Add interface MapOpInterface for _the map operation of Row type data._
> * Add abstract class FlatModelMapper, Mapper extends FlatMapper
> * Add abstract class ModelMapper extends FlatModelMapper
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