7mming7 commented on code in PR #42037:
URL: https://github.com/apache/spark/pull/42037#discussion_r1266742365
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sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetFileFormat.scala:
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@@ -198,13 +215,50 @@ class ParquetFileFormat
assert(supportBatch(sparkSession, resultSchema))
}
+ val sparkConf = sparkSession.sparkContext.conf
+
(file: PartitionedFile) => {
assert(file.partitionValues.numFields == partitionSchema.size)
val filePath = file.toPath
val split = new FileSplit(filePath, file.start, file.length,
Array.empty[String])
- val sharedConf = broadcastedHadoopConf.value.value
+ val sharedConf = if (broadcastedHadoopConf.isDefined) {
+ broadcastedHadoopConf.get.value.value
+ } else {
+ val conf = SparkHadoopUtil.get.newConfiguration(sparkConf)
+ conf.set(ParquetInputFormat.READ_SUPPORT_CLASS, readSupportClass)
+ conf.set(
+ ParquetReadSupport.SPARK_ROW_REQUESTED_SCHEMA,
Review Comment:
I want to ask if this PR reform is reasonable
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