Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/16636#discussion_r97216875
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveExternalCatalog.scala ---
@@ -129,6 +130,21 @@ private[spark] class HiveExternalCatalog(conf:
SparkConf, hadoopConf: Configurat
}
}
+ /**
+ * For Hive serde tables, some serde libraries require the specified
schema and record it
+ * in the metastore. The main code is from the function
hasMetastoreBasedSchema in Table.java
--- End diff --
To the reviewers: `hasMetastoreBasedSchema` in `Table.java` can be accessed
via the link:
https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/metadata/Table.java#L943-L946
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