alexeykudinkin commented on a change in pull request #4709:
URL: https://github.com/apache/hudi/pull/4709#discussion_r804908249
##########
File path:
hudi-spark-datasource/hudi-spark-common/src/main/scala/org/apache/hudi/HoodieMergeOnReadRDD.scala
##########
@@ -61,26 +64,31 @@ class HoodieMergeOnReadRDD(@transient sc: SparkContext,
} else {
new Properties()
}
+
+ private val requiredSchema = tableState.requiredStructSchema
+
+ private val requiredFieldPosition = requiredSchema.map(f =>
tableState.tableStructSchema.fieldIndex(f.name))
+
override def compute(split: Partition, context: TaskContext):
Iterator[InternalRow] = {
val mergeOnReadPartition = split.asInstanceOf[HoodieMergeOnReadPartition]
val iter = mergeOnReadPartition.split match {
case dataFileOnlySplit if dataFileOnlySplit.logPaths.isEmpty =>
- val rows = read(dataFileOnlySplit.dataFile.get,
requiredSchemaFileReader)
- extractRequiredSchema(rows)
+ val rows = readParquetFile(dataFileOnlySplit.dataFile.get,
requiredSchemaFileReader)
+ extractRequiredSchema(rows, requiredSchema, requiredFieldPosition)
Review comment:
Discussed offline, i will pick this up as part of addressing HUDI-3396
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