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YunTang(Andrew) Chang

PROFILE

Yuntang(andrew) Chang

In February 2026, Candrew Andrew developed a storage observability extension called table_inspector for the duckdb/community-extensions repository, enabling users to analyze storage internals and optimize database performance. He implemented the extension using C++ and YAML, focusing on providing detailed visibility into storage usage and performance metrics. To ensure stability and cross-platform compatibility, Candrew addressed MSVC build issues and updated the extension for DuckDB 1.5 compatibility, refining build configuration and YAML descriptors. He also improved continuous integration visibility following repository changes. His work demonstrated a thorough approach to extension development, database management, and maintaining robust build and configuration processes.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

4Total
Bugs
1
Commits
4
Features
1
Lines of code
34
Activity Months1

Work History

February 2026

4 Commits • 1 Features

Feb 1, 2026

February 2026 (2026-02) monthly summary for duckdb/community-extensions. Delivered a new storage observability extension (table_inspector) to provide visibility into storage internals and performance, enabling users to diagnose and optimize database workloads. Maintained and stabilized the Table Inspector extension with MSVC build fixes, DuckDB 1.5 compatibility updates, and CI visibility enhancements, improving cross-platform reliability and validation.

Activity

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Quality Metrics

Correctness100.0%
Maintainability100.0%
Architecture100.0%
Performance100.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

C++YAML

Technical Skills

C++ developmentYAMLYAML configurationbuild configurationdatabase managementextension development

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

duckdb/community-extensions

Feb 2026 Feb 2026
1 Month active

Languages Used

C++YAML

Technical Skills

C++ developmentYAMLYAML configurationbuild configurationdatabase managementextension development