Github user liancheng commented on a diff in the pull request:
https://github.com/apache/spark/pull/8515#discussion_r38256339
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/CatalystRowConverter.scala
---
@@ -196,6 +196,13 @@ private[parquet] class CatalystRowConverter(
}
}
+ if (paddedParquetFields.length != catalystType.length) {
+ throw new UnsupportedOperationException(
+ "A Parquet file's schema has different number of fields with the
table schema. " +
+ "Please enable schema merging by setting \"mergeSchema\" to true
when load " +
+ "a Parquet dataset or set spark.sql.parquet.mergeSchema to true
in SQLConf.")
+ }
+
--- End diff --
Just a note: this is a quick fix version of #8509.
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org
