apache / apache/parquet-java

FilteringPrimitiveConverter should support dictionaries

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Component: Java Component: Parquet Priority: Minor Type: enhancement
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描述

If the delegated PrimitiveConverter supports dictionaries, then FilteringPrimitiveConverter should too.

**Reporter**: [Alex Levenson](https://issues.apache.org/jira/secure/ViewProfile.jspa?name=alexlevenson) / @isnotinvain

**Note**: *This issue was originally created as [PARQUET-36](https://issues.apache.org/jira/browse/PARQUET-36). Please see the [migration documentation](https://issues.apache.org/jira/browse/PARQUET-2502) for further details.*

贡献指南

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调研方向

Locate FilteringPrimitiveConverter and the delegated PrimitiveConverter it wraps, then inspect how dictionary support is handled. Confirm the converter supports dictionaries whenever its delegate does, and verify the behavior with the relevant existing converter tests.

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评估

技术栈
java
领域
data-engineering
Issue 类型
功能
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3/5
预计耗时
1-2 天
活跃度
停滞
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基本清楚
新手友好度
35/100

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