Github user jackylk commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/2641#discussion_r210781860
--- Diff:
integration/spark2/src/main/scala/org/apache/spark/sql/execution/command/datamap/CarbonDropDataMapCommand.scala
---
@@ -160,9 +164,8 @@ case class CarbonDropDataMapCommand(
} else if (!ifExistsSet) {
throw new NoSuchDataMapException(dataMapName, tableName)
}
- } else if (mainTable != null &&
- mainTable.getTableInfo.getDataMapSchemaList.size() ==
0) {
- dropDataMapFromSystemFolder(sparkSession)
+ } else if (!ifExistsSet) {
+ throw new NoSuchDataMapException(dataMapName)
--- End diff --
Is this case for preagg datamap?
---
