Github user dongjoon-hyun commented on a diff in the pull request: https://github.com/apache/spark/pull/22413#discussion_r217893030 --- Diff: sql/core/src/test/scala/org/apache/spark/sql/sources/v2/DataSourceV2Suite.scala --- @@ -385,6 +400,9 @@ class SimpleDataSourceV2 extends DataSourceV2 with BatchReadSupportProvider { } } +class DataSourceV2WithSessionConfigs extends SimpleDataSourceV2 with SessionConfigSupport { + def keyPrefix(): String = "test" +} --- End diff -- Ur, it seems that we can use the existing one.
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