danny0405 commented on code in PR #13632:
URL: https://github.com/apache/hudi/pull/13632#discussion_r2234616042
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hudi-hadoop-common/src/main/java/org/apache/hudi/io/hadoop/HoodieAvroOrcReader.java:
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@@ -86,9 +88,16 @@ public ClosableIterator<IndexedRecord>
getIndexedRecordIterator(Schema readerSch
Configuration hadoopConf = storage.getConf().unwrapAs(Configuration.class);
try (Reader reader = OrcFile.createReader(new Path(path.toUri()),
OrcFile.readerOptions(hadoopConf))) {
- TypeDescription orcSchema = AvroOrcUtils.createOrcSchema(readerSchema);
- RecordReader recordReader = reader.rows(new
Options(hadoopConf).schema(orcSchema));
- return new OrcReaderIterator<>(recordReader, readerSchema, orcSchema);
+ TypeDescription fileSchema = reader.getSchema();
Review Comment:
why cann't we just read the file with reader schema? The columnar file
projection is more efficient than the avro rewrite.
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