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Planck Li

PROFILE

Planck Li

Over four months, Jaogoy enhanced the StarRocks SQLAlchemy dialect in the pinterest/starrocks repository, focusing on database management and backend development using Python, SQL, and Java. He implemented support for Views and Materialized Views, improved schema handling for DEFAULT values and type comparisons, and introduced metadata length guards to stabilize BI analytics. His work included refining documentation, correcting markdown references, and adding migration guidance, ensuring onboarding clarity and reducing support needs. Across both pinterest/starrocks and tobymao/sqlglot, Jaogoy maintained backward compatibility, comprehensive test coverage, and clean code generation, demonstrating a methodical approach to feature delivery and long-term maintainability.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

6Total
Bugs
3
Commits
6
Features
3
Lines of code
16,651
Activity Months4

Work History

January 2026

2 Commits • 1 Features

Jan 1, 2026

January 2026 monthly summary: Delivered stability improvements for BI metadata and advanced StarRocks MV features, enabling reliable analytics and smoother schema evolution across two repos.

December 2025

2 Commits • 1 Features

Dec 1, 2025

December 2025 – Pinterest StarRocks: Focused on stabilizing the StarRocks SQLAlchemy dialect with a dual track of bug fixes and documentation enhancements. Key outcomes include hardened schema handling (DEFAULT value compilation, type comparisons, and column ordering) and new schema/migration guidance to streamline declarative schema evolution for users. All changes maintain backward compatibility, are covered by unit/integration tests, and improve ORM reliability and code generation accuracy.

November 2025

1 Commits • 1 Features

Nov 1, 2025

Month 2025-11: Delivered significant enhancements to the StarRocks SQLAlchemy dialect by adding support for Views and Materialized Views, coupled with thorough documentation updates. This expands data modeling capabilities and sets the stage for improved query performance via materialized views, aligning with business goals of faster analytics and richer data tooling. No major bugs reported; CI remains healthy and features are ready for broader adoption.

October 2025

1 Commits

Oct 1, 2025

October 2025: Documentation quality improvement for Iceberg integration. Fixed a broken reference link in the Iceberg CREATE TABLE AS SELECT documentation, correcting markdown formatting and ensuring the reference points to the correct statement. This polish enhances accuracy, onboarding, and reduces potential support questions. Commit highlights include [Doc] Fix link formatting in Iceberg table creation section (#63829) (27bb322bfdb9760c93a0392feaaf21589d22bd5b).

Activity

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Quality Metrics

Correctness96.6%
Maintainability86.6%
Architecture90.0%
Performance86.6%
AI Usage33.4%

Skills & Technologies

Programming Languages

JavaMarkdownPython

Technical Skills

Database ManagementDocumentationJavaORM DesignPythonPython DevelopmentSQLSQLAlchemybackend developmentdatabase management

Repositories Contributed To

3 repos

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

pinterest/starrocks

Nov 2025 Jan 2026
3 Months active

Languages Used

PythonJavaMarkdown

Technical Skills

Database ManagementORM DesignPython DevelopmentSQLAlchemyDocumentationPython

crossoverJie/starrocks

Oct 2025 Oct 2025
1 Month active

Languages Used

Markdown

Technical Skills

Documentation

tobymao/sqlglot

Jan 2026 Jan 2026
1 Month active

Languages Used

Python

Technical Skills

Database ManagementPython DevelopmentSQL