Github user jinfengni commented on a diff in the pull request:
https://github.com/apache/drill/pull/805#discussion_r117584380
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/ParquetReaderUtility.java
---
@@ -181,6 +185,71 @@ else if (parquetTableMetadata instanceof
Metadata.ParquetTableMetadata_v2 &&
}
/**
+ * Checks that the metadata file was created by drill with version less
than
+ * the version where was changed the serialization of BINARY values
--- End diff --
Can you explain a bit more about why the serialization of BINARY values are
wrong in prior version? Is it only happening in the metadata cache file?
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