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Guy Cohen

PROFILE

Guy Cohen

Worked on the trinodb/trino repository to enhance geospatial data handling and PostgreSQL integration over a two-month period. Addressed classloader compatibility for JTS Geometry by updating the plugin architecture, resolving cross-plugin issues during JDBC column mapping. Developed support for mapping PostgreSQL’s native point type to Geometry, enabling accurate geospatial queries and CREATE TABLE AS SELECT operations with geometry types. Expanded automated test coverage for geometry-related CTAS scenarios, improving regression safety and CI feedback. Leveraged Java, SQL, and PostgreSQL expertise to deliver more reliable analytics workflows, focusing on backend development, database management, and robust integration testing within the Trino codebase.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

4Total
Bugs
1
Commits
4
Features
2
Lines of code
239
Activity Months2

Work History

June 2026

1 Commits • 1 Features

Jun 1, 2026

June 2026 monthly summary for trinodb/trino: Implemented and validated PostgreSQL geometry types CTAS test coverage, strengthening geospatial data handling and PostgreSQL integration in Trino. The work reduces regression risk and accelerates future feature changes, delivering measurable business value through improved reliability for PostgreSQL workflows.

May 2026

3 Commits • 1 Features

May 1, 2026

In May 2026, the trinodb/trino effort delivered targeted fixes and enhancements that strengthen geometry handling and cross-plugin interoperability, resulting in more reliable analytics workflows and broader Postgres integration.

Activity

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Quality Metrics

Correctness95.0%
Maintainability90.0%
Architecture90.0%
Performance90.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

Java

Technical Skills

JavaPostgreSQLSQLback end developmentbackend developmentdatabase managementgeospatial data handlingplugin architecturetesting

Repositories Contributed To

1 repo

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

trinodb/trino

May 2026 Jun 2026
2 Months active

Languages Used

Java

Technical Skills

JavaPostgreSQLSQLbackend developmentgeospatial data handlingplugin architecture