[ https://issues.apache.org/jira/browse/FLINK-5698?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Anton Solovev updated FLINK-5698: --------------------------------- Description: Add a NestedFieldsProjectableTableSource interface for some TableSource implementation that support nesting projection push-down. The interface could look as follows {code} def trait NestedFieldsProjectableTableSource { def projectNestedFields(fields: Array[String]): NestedFieldsProjectableTableSource[T] } {code} This interface works together with ProjectableTableSource was: Add a NestedFieldsProjectableTableSource interface for some TableSource implementation that support nesting projection push-down. The interface could look as follows {code} def trait ProjectableTableSource { def projectNestedFields(fields: Array[String]): NestedFieldsProjectableTableSource[T] } {code} This interface works together with ProjectableTableSource > Add NestedFieldsProjectableTableSource interface > ------------------------------------------------ > > Key: FLINK-5698 > URL: https://issues.apache.org/jira/browse/FLINK-5698 > Project: Flink > Issue Type: New Feature > Components: Table API & SQL > Reporter: Anton Solovev > Assignee: Anton Solovev > > Add a NestedFieldsProjectableTableSource interface for some TableSource > implementation that support nesting projection push-down. > The interface could look as follows > {code} > def trait NestedFieldsProjectableTableSource { > def projectNestedFields(fields: Array[String]): > NestedFieldsProjectableTableSource[T] > } > {code} > This interface works together with ProjectableTableSource -- This message was sent by Atlassian JIRA (v6.3.15#6346)