Github user gatorsmile commented on a diff in the pull request: https://github.com/apache/spark/pull/19974#discussion_r156863889 --- Diff: sql/core/src/test/scala/org/apache/spark/sql/internal/SQLConfSuite.scala --- @@ -280,4 +280,34 @@ class SQLConfSuite extends QueryTest with SharedSQLContext { spark.sessionState.conf.clear() } + + test("SPARK-22779: correctly compute default value for fallback configs") { + val fallback = SQLConf.buildConf("spark.sql.__test__.spark_22779") + .fallbackConf(SQLConf.PARQUET_COMPRESSION) --- End diff -- In SQLConf, all our conf are `TypedConfigBuilder`, instead of `ConfigBuilder`. The type-safe ConfigBuilder is unable to call `fallbackConf `, right?
--- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org