lucasfang opened a new pull request, #121:
URL: https://github.com/apache/paimon-cpp/pull/121
### Purpose
Linked issue: No linked issue
This change adds ORC format support including adapter, stream
implementations, builder utilities and format factory.
Included changes:
- **ORC Adapter**:
- Adds `orc_adapter.h` and `orc_adapter.cpp` providing core ORC read/write
adaptation logic
- **Stream Implementations**:
- Adds `orc_input_stream_impl.h/.cpp` for ORC input stream handling
- Adds `orc_output_stream_impl.h/.cpp` for ORC output stream handling
- **Builder Utilities**:
- Adds `orc_reader_builder.h` for constructing ORC readers
- Adds `orc_writer_builder.h` for constructing ORC writers
- **Format Infrastructure**:
- Adds `orc_file_format.h` defining ORC file format interface
- Adds `orc_file_format_factory.h/.cpp` for ORC format instantiation
- Adds `orc_format_defs.h` with ORC format constants and definitions
- Adds `orc_memory_pool.h` for ORC memory management
- Adds `orc_metrics.h` for ORC operation metrics
- **Test Coverage**:
- Adds `orc_input_output_stream_test.cpp` covering input/output stream
implementations
### Tests
Not run. Local compile, CMake, and gtest environment checks are not part of
this PR description.
Test coverage included in this change:
- `orc_input_output_stream_test.cpp`
### API and Format
No public API, storage format, or protocol changes.
### Documentation
No documentation changes required.
### Generative AI tooling
Migrate-by: Aone Copilot (Qwen3.7-Max)
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