Github user jaceklaskowski commented on a diff in the pull request:
https://github.com/apache/spark/pull/14410#discussion_r73034863
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/createDataSourceTables.scala
---
@@ -236,6 +236,11 @@ case class CreateDataSourceTableAsSelectCommand(
existingSchema = Some(l.schema)
case s: SimpleCatalogRelation if
DDLUtils.isDatasourceTable(s.metadata) =>
existingSchema =
Some(DDLUtils.getSchemaFromTableProperties(s.metadata))
+ // When the source table is a Hive table, the `saveAsTable`
API of DataFrameWriter
+ // does not work. Instead, use the `insertInto` API.
+ case o if o.getClass.getName ==
"org.apache.spark.sql.hive.MetastoreRelation" =>
+ throw new AnalysisException("saveAsTable() for Hive tables
is not supported yet. " +
--- End diff --
Remove "yet" or point to a JIRA issue where it's going to be introduced.
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