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Tomáš Linhart

PROFILE

Tomáš Linhart

Pasmen contributed to the DuckDB and ory/docs repositories by building and enhancing database extensions and improving technical documentation. He developed the Elasticsearch SQL extension for DuckDB, enabling SQL queries with filter pushdown and geospatial capabilities against Elasticsearch indices, using TypeScript and SQL to support complex data types and analytics workflows. Pasmen also improved plugin documentation in sst/opencode by introducing structured logging examples, aiding developer onboarding and troubleshooting. Across multiple repositories, he focused on documentation clarity, correcting typos and clarifying configuration merging in Markdown and YAML, which reduced ambiguity and improved the quality and usability of onboarding materials for developers.

Overall Statistics

Feature vs Bugs

71%Features

Repository Contributions

9Total
Bugs
2
Commits
9
Features
5
Lines of code
87
Activity Months5

Work History

February 2026

2 Commits • 2 Features

Feb 1, 2026

February 2026 performance summary: Delivered two high-value features across two repositories, focusing on developer experience and analytics capabilities. Key deliverables include a structured logging example in plugin documentation to improve observability and troubleshooting, and the addition of geospatial query capabilities to the Elasticsearch extension, enabling spatial queries directly within DuckDB. Impact includes faster onboarding, clearer observability, and expanded geospatial analytics workflows for end users.

January 2026

2 Commits • 1 Features

Jan 1, 2026

January 2026 delivered targeted extensibility enhancements and a quality-of-documentation improvement across DuckDB repos, driving faster integration and stronger data federation capabilities for users and contributors. The month focused on delivering the Elasticsearch SQL extension and clarifying Community Extensions submission guidelines.

March 2025

1 Commits • 1 Features

Mar 1, 2025

March 2025 for ory/docs: Documentation enhancement to clarify configuration merging guidance in configuring.md; corrected grammatical issues and clarified how array values are handled during merging. No product code changes were required. This improvement supports faster onboarding, reduces misconfiguration risk, and lowers support queries related to configuration merging.

January 2025

3 Commits

Jan 1, 2025

January 2025: Focused on documentation quality improvements for the duckdb-web extension docs. Completed targeted typo fixes and formatting improvements across three files to enhance readability and developer onboarding.

December 2024

1 Commits • 1 Features

Dec 1, 2024

December 2024 performance summary for duckdb-web: delivered a targeted documentation improvement focused on Hive Partitioning to enhance readability and user experience with minimal risk.

Activity

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Quality Metrics

Correctness97.8%
Maintainability97.8%
Architecture97.8%
Performance97.8%
AI Usage20.0%

Skills & Technologies

Programming Languages

C++MarkdownSQLTypeScriptYAML

Technical Skills

DocumentationElasticsearchSQLTypeScriptdatabase developmentdatabase managementdocumentationplugin developmenttechnical writing

Repositories Contributed To

4 repos

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

duckdb/duckdb-web

Dec 2024 Jan 2026
3 Months active

Languages Used

Markdown

Technical Skills

Documentationdocumentationtechnical writing

duckdb/community-extensions

Jan 2026 Feb 2026
2 Months active

Languages Used

C++SQLYAML

Technical Skills

ElasticsearchSQLdatabase developmentdatabase management

ory/docs

Mar 2025 Mar 2025
1 Month active

Languages Used

Markdown

Technical Skills

Documentation

sst/opencode

Feb 2026 Feb 2026
1 Month active

Languages Used

TypeScript

Technical Skills

TypeScriptdocumentationplugin development