Github user liancheng commented on a diff in the pull request: https://github.com/apache/spark/pull/6796#discussion_r33487350 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/parquet/CatalystSchemaConverter.scala --- @@ -383,20 +386,14 @@ private[parquet] class CatalystSchemaConverter( .length(minBytesForPrecision(precision)) .named(field.name) - case dec @ DecimalType() if !followParquetFormatSpec => - throw new AnalysisException( - s"Data type $dec is not supported. " + - s"When ${SQLConf.PARQUET_FOLLOW_PARQUET_FORMAT_SPEC.key} is set to false," + - "decimal precision and scale must be specified, " + - "and precision must be less than or equal to 18.") - --- End diff -- (Please see my comments [here] [1].) [1]: https://github.com/apache/spark/pull/6796/files#diff-83ef4d5f1029c8bebb49a0c139fa3154R301
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