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Xingyuan Lin

PROFILE

Xingyuan Lin

During October 2025, X. Lin developed a Query Profile Analysis UI Enhancement for the StarRocks/starrocks repository, focusing on improving performance engineering workflows. Lin implemented a user interface that allows analysts to inspect query profiles, view and format SQL statements, and configure the maximum display length for SQL, all using Java. The work combined backend development, SQL formatting, and UI development to provide deeper visibility into query execution. By enabling formatted SQL views and profile result analysis, Lin’s contribution laid the groundwork for faster debugging and performance investigations, addressing the need for more efficient query analysis without introducing bug fixes during this period.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

1Total
Bugs
0
Commits
1
Features
1
Lines of code
149
Activity Months1

Work History

October 2025

1 Commits • 1 Features

Oct 1, 2025

Month: 2025-10. Focused on delivering a key performance engineering feature in StarRocks/starrocks: a Query Profile Analysis UI Enhancements that enables analysts to inspect query profiles, view and format SQL, and configure the display length. This work strengthens debugging workflows and accelerates performance investigations.

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

Backend DevelopmentSQL FormattingUI Development

Repositories Contributed To

1 repo

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

StarRocks/starrocks

Oct 2025 Oct 2025
1 Month active

Languages Used

Java

Technical Skills

Backend DevelopmentSQL FormattingUI Development

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