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Nazarii Gudzovatyi

PROFILE

Nazarii Gudzovatyi

Over a two-month period, contributed to the trinodb/trino repository by delivering two targeted features focused on backend and frontend improvements. Developed client tag filtering in the Web UI Query List, extending the TrimmedBasicQueryInfo data model and integrating search functionality to enhance query categorization and discovery for users. Later, implemented support for specifying Iceberg table data locations independently of object store layout, increasing deployment flexibility for environments with existing data. Both features were built using Java and JavaScript, with careful attention to UI development, backend integration, and comprehensive testing to ensure maintainability and regression safety across evolving codebases.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

2Total
Bugs
0
Commits
2
Features
2
Lines of code
52
Activity Months2

Work History

May 2026

1 Commits • 1 Features

May 1, 2026

May 2026 monthly summary for trinodb/trino focusing on feature delivery and quality. Delivered a pivotal Iceberg feature enabling data location specification without requiring the object store layout, improving deployment flexibility for environments with pre-existing data. The change was implemented for Iceberg support and tested with updated test coverage, ensuring regression safety. Commit reference: 50f457bee0640b6f7fd6d4d3b44ae95b5e6e2417. No major bugs closed this month; ongoing stability and maintainability improvements were maintained through targeted tests and code reviews.

January 2025

1 Commits • 1 Features

Jan 1, 2025

January 2025 (2025-01) – Key features delivered: Client Tag Filtering in Web UI Query List for trinodb/trino. This work adds client tag filtering to the Web UI's query list by extending the data model (TrimmedBasicQueryInfo) to include client tags and enabling search by client tags within the QueryList component. The update enhances query categorization and discovery, speeding up query location and analysis for engineering and customers. The change is tracked in commit 13e51e18d00386a886835c49b22fef81c68e51d6 with message 'Add support for filtering by client tags in Web UI'. Major bugs fixed: None reported this month. Overall impact and accomplishments: Improved UI usability and data discoverability for client-tagged queries, enabling faster debugging, performance troubleshooting, and client-specific analytics. This lays groundwork for more advanced tag-based analytics and access control in the UI. Technologies/skills demonstrated: Frontend UI filtering, data model extension (TrimmedBasicQueryInfo), UI search integration, commit-driven development, version control discipline.

Activity

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Quality Metrics

Correctness100.0%
Maintainability90.0%
Architecture90.0%
Performance90.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

JavaJavaScript

Technical Skills

Backend DevelopmentFrontend DevelopmentJavaUI Developmentbackend developmenttesting

Repositories Contributed To

1 repo

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

trinodb/trino

Jan 2025 May 2026
2 Months active

Languages Used

JavaJavaScript

Technical Skills

Backend DevelopmentFrontend DevelopmentUI DevelopmentJavabackend developmenttesting