Details
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Bug
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Status: Open
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Minor
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Resolution: Unresolved
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1.3.0, 2.0.0
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None
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None
Description
ORC float tree reader spends an inordinate amount of time, doing vtable thunks through InputStream interface.
The actual operation is not faster with this patch, but the interface lookup goes down ~4x.
Attachments
Attachments
Issue Links
- is related to
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HIVE-12737 orc Instream.java CompressedStream.readHeader() can meet error when read double.
- Open