yihua commented on code in PR #13223:
URL: https://github.com/apache/hudi/pull/13223#discussion_r2076463582
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hudi-client/hudi-spark-client/src/main/scala/org/apache/hudi/SparkFileFormatInternalRowReaderContext.scala:
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@@ -245,6 +241,8 @@ class
SparkFileFormatInternalRowReaderContext(parquetFileReader: SparkParquetRea
override def next(): Any = {
(skeletonFileIterator.next(), dataFileIterator.next()) match {
case (s: ColumnarBatch, d: ColumnarBatch) =>
+ ValidationUtils.checkState(partitionFieldAndValues.isEmpty,
+ "Columnar reads do not support bootstrap partitioning")
Review Comment:
After a second thought, this is incurred per column batch, so it will add
more overhead. If we couldn't make the validation once per instantiation of
the iterator, let's remove this check here.
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