Github user mallman commented on a diff in the pull request:
https://github.com/apache/spark/pull/22880#discussion_r233180347
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetRowConverter.scala
---
@@ -130,8 +130,8 @@ private[parquet] class ParquetRowConverter(
extends ParquetGroupConverter(updater) with Logging {
assert(
- parquetType.getFieldCount == catalystType.length,
- s"""Field counts of the Parquet schema and the Catalyst schema don't
match:
+ parquetType.getFieldCount <= catalystType.length,
+ s"""Field count of the Parquet schema is greater than the field count
of the Catalyst schema:
--- End diff --
Why do you ask? Is it for safety, clarity? My concern is around reducing
complexity, but I'm not strictly against this.
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