duckdb/community-extensions
Jan 2026 – Feb 2026
2 Months active
Languages Used
C++
Technical Skills
C++C++ developmentbuild configurationcross-platform developmentdatabase queryingextension development
David Stancu
PROFILE
David Stancu
During a three-month period, Daniel Stancu developed and enhanced database extensions and core data processing features across the duckdb/community-extensions and tarantool/datafusion repositories. He built a DuckDB extension in C++ and Rust to enable SQL-based analytics on Microsoft PST files, supporting queries over emails, contacts, and appointments, and later expanded it to process remote PST data via URI access. In tarantool/datafusion, Daniel resolved a schema mapping bug in ListingScan, improving data scanning accuracy and reliability. His work demonstrated depth in cross-platform development, schema management, and extension development, with careful attention to maintainable commits, robust testing, and clean release processes.
Overall Statistics
Feature vs Bugs
67%Features
Repository Contributions
4Total
Bugs
1
Commits
4
Features
2
Lines of code
156
Activity Months3
Your Network
333 peopleShared Repositories
234
Work History
February 2026
1 Commits • 1 Features
Feb 1, 2026February 2026 summary for duckdb/community-extensions. Delivered the DuckDB PST Extension 0.1.0 with remote URI access and improved query capabilities, enabling remote PST data processing and expanding data ingestion options for DuckDB users. Focused on feature delivery with clean release/versioning and minimal disruption.
1 Commits • 1 Features
Feb 1, 2026February 2026 summary for duckdb/community-extensions. Delivered the DuckDB PST Extension 0.1.0 with remote URI access and improved query capabilities, enabling remote PST data processing and expanding data ingestion options for DuckDB users. Focused on feature delivery with clean release/versioning and minimal disruption.
February 2026
January 2026
2 Commits • 1 Features
Jan 1, 2026Month: 2026-01. Focused on delivering a new DuckDB extension to read Microsoft PST files, enabling SQL-based analytics on emails, contacts, and calendar data. Implemented cross-platform compatibility by excluding Windows builds and added the extension package with a clear commit sequence.
January 2026
2 Commits • 1 Features
Jan 1, 2026Month: 2026-01. Focused on delivering a new DuckDB extension to read Microsoft PST files, enabling SQL-based analytics on emails, contacts, and calendar data. Implemented cross-platform compatibility by excluding Windows builds and added the extension package with a clear commit sequence.
October 2025
1 Commits
Oct 1, 2025October 2025: Delivered a critical bug fix for ListingScan projection resolution in tarantool/datafusion, ensuring correct mapping to the table schema (including partition columns), expanded test coverage, and improved data scanning accuracy. The change reduces projection mismatches and increases query reliability in production.
1 Commits
Oct 1, 2025October 2025: Delivered a critical bug fix for ListingScan projection resolution in tarantool/datafusion, ensuring correct mapping to the table schema (including partition columns), expanded test coverage, and improved data scanning accuracy. The change reduces projection mismatches and increases query reliability in production.
October 2025
Activity
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Quality Metrics
Correctness97.6%
Maintainability95.0%
Architecture95.0%
Performance95.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++Rust
Technical Skills
C++C++ developmentData ProcessingQuery OptimizationSQLSchema Managementbuild configurationcross-platform developmentdatabase managementdatabase queryingextension development
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline
tarantool/datafusion
Oct 2025 – Oct 2025
1 Month active
Languages Used
Rust
Technical Skills
Data ProcessingQuery OptimizationSchema Management