Github user HyukjinKwon commented on a diff in the pull request: https://github.com/apache/spark/pull/14217#discussion_r71076055 --- Diff: sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetIOSuite.scala --- @@ -169,6 +169,19 @@ class ParquetIOSuite extends QueryTest with ParquetTest with SharedSQLContext { } } + test("SPARK-16562 Do not allow downcast in INT32 based types for normal Parquet reader") { + withSQLConf(SQLConf.PARQUET_VECTORIZED_READER_ENABLED.key -> "false") { + withTempPath { file => + (1 to 4).map(Tuple1(_)).toDF("a").write.parquet(file.getAbsolutePath) --- End diff -- Cool, thanks!
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