Github user gatorsmile commented on a diff in the pull request: https://github.com/apache/spark/pull/21320#discussion_r199356283 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetReadSupport.scala --- @@ -47,16 +47,25 @@ import org.apache.spark.sql.types._ * * Due to this reason, we no longer rely on [[ReadContext]] to pass requested schema from [[init()]] * to [[prepareForRead()]], but use a private `var` for simplicity. + * + * @param parquetMrCompatibility support reading with parquet-mr or Spark's built-in Parquet reader */ -private[parquet] class ParquetReadSupport(val convertTz: Option[TimeZone]) +private[parquet] class ParquetReadSupport(val convertTz: Option[TimeZone], + parquetMrCompatibility: Boolean) --- End diff -- ```Scala private[parquet] class ParquetReadSupport( val convertTz: Option[TimeZone], parquetMrCompatibility: Boolean) extends ReadSupport[UnsafeRow] with Logging { ```
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