[Java] Compression closes uncompressed buffers
未关闭
Type: bug
- 主要语言
- Java
- 星标
- 94
- 派生
- 152
- 平均合并
- 3 天 16 小时
- 30 天内合并 PR
- 11
描述
_AbstractCompressionCodec_ closes underlying _uncompressedBuffer_ which leads to closed buffers in _VectorSchemaRoot_ via {_}VectorUnloader{_}. There isn't such behavior in _NoCompressionCodec_ passing underlying buffers untouched.
**Reporter**: [Michal Zaborec](https://issues.apache.org/jira/browse/ARROW-18142)
**Note**: *This issue was originally created as [ARROW-18142](https://issues.apache.org/jira/browse/ARROW-18142). Please see the [migration documentation](https://github.com/apache/arrow/issues/14542) for further details.*
贡献指南
调研方向
首先阅读 AbstractCompressionCodec,并将其对 uncompressedBuffer 的处理与 NoCompressionCodec 进行比较。跟踪 VectorUnloader 如何将缓冲区传递给 VectorSchemaRoot,然后验证压缩 codec 的使用不会关闭底层缓冲区,并且相应行为已由测试覆盖。
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评估
- 技术栈
- java
- 领域
- backend
- Issue 类型
- 缺陷
- 难度
- 4/5
- 预计耗时
- 3-5 天
- 活跃度
- 停滞
- 描述清晰度
- 需要澄清
- 新手友好度
- 32/100