wzx140 commented on code in PR #7003:
URL: https://github.com/apache/hudi/pull/7003#discussion_r1025423023
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hudi-client/hudi-spark-client/src/main/java/org/apache/hudi/io/storage/HoodieSparkParquetReader.java:
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@@ -108,7 +117,12 @@ private ClosableIterator<InternalRow>
getInternalRowIterator(Schema readerSchema
@Override
public Schema getSchema() {
- return parquetUtils.readAvroSchema(conf, path);
+ // Some types in avro are not compatible with parquet
+ // decimal as int32/int64
+ MessageType messageType = ((ParquetUtils) parquetUtils).readSchema(conf,
path);
+ StructType structType = new
ParquetToSparkSchemaConverter(conf).convert(messageType);
Review Comment:
Some types in avro are not compatible with parquet. For ex, decimal as
int32/int64 in parquet will convert to int/long in avro. Because avro do not
has decimal as int/long . We will lose the logic type info if we direct convert
it to avro.
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