apache/parquet-java
Mar 2025 – Mar 2025
1 Month active
Languages Used
Java
Technical Skills
Data CompressionData ProcessingEncryptionError HandlingFile FormatsFile Handling
Xianyang Liu
PROFILE
Xianyang Liu
Xianyang Liu focused on reliability improvements in the apache/parquet-java repository, addressing critical issues in Parquet file I/O. He resolved bugs related to zero-size data page handling and encryption within V2 page headers, refining compression field logic and decryption for empty pages. His work included fail-fast mechanisms for oversized Parquet footers, enhancing error handling and logging for large metadata scenarios. Using Java and leveraging skills in data compression, encryption, and testing, Xianyang expanded test coverage to edge cases such as all-null and encrypted pages. These targeted changes improved correctness and robustness for large-scale data processing in production environments.
Overall Statistics
Feature vs Bugs
0%Features
Repository Contributions
2Total
Bugs
2
Commits
2
Features
0
Lines of code
443
Activity Months1
Your Network
179 people
Work History
March 2025
2 Commits
Mar 1, 2025March 2025 monthly summary for apache/parquet-java: Focused on reliability hardening of Parquet I/O around page headers, encryption handling, and large-footers. Delivered targeted bug fixes with tests, improving correctness, performance, and observability for large data workloads. The work enhances business value by reducing risk in production workloads and enabling safer large-file processing.
2 Commits
Mar 1, 2025March 2025 monthly summary for apache/parquet-java: Focused on reliability hardening of Parquet I/O around page headers, encryption handling, and large-footers. Delivered targeted bug fixes with tests, improving correctness, performance, and observability for large data workloads. The work enhances business value by reducing risk in production workloads and enabling safer large-file processing.
March 2025
Activity
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Quality Metrics
Correctness90.0%
Maintainability80.0%
Architecture80.0%
Performance80.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
Java
Technical Skills
Data CompressionData ProcessingEncryptionError HandlingFile FormatsFile HandlingTesting
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