Github user xuchuanyin commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/2374#discussion_r196626156
--- Diff:
integration/spark-common/src/main/scala/org/apache/carbondata/spark/rdd/CarbonScanRDD.scala
---
@@ -426,6 +439,22 @@ class CarbonScanRDD[T: ClassTag](
CarbonTimeStatisticsFactory.createExecutorRecorder(model.getQueryId))
streamReader.setQueryModel(model)
streamReader
+ case FileFormat.EXTERNAL =>
+ assert(storageFormat.equals("csv"),
--- End diff --
OK~
---