vitessio/vitess
Nov 2024 – Apr 2026
4 Months active
Languages Used
GoYAML
Technical Skills
DatabaseGoTime HandlingType ConversionRefactoringCI/CD
Derek Perkins
PROFILE
Derek Perkins
Over six months, contributed to core data-access and infrastructure projects including vitessio/vitess, googleapis/google-cloud-go, and duckdb/duckdb-go. Focused on improving time and date handling by centralizing SQL-to-Go time conversion logic, implementing database/sql interfaces, and enhancing test coverage for reliability. Updated Docker build matrices to align with current Debian releases, improving container security and compatibility. Enhanced documentation for onboarding and clarified integration details, particularly around Arrow SDK updates and GoDoc versioning. Delivered targeted bug fixes to ensure JSON compatibility in Vitess drivers. Work demonstrated proficiency in Go, SQL, Docker, and CI/CD, emphasizing maintainability, correctness, and developer experience across repositories.
Overall Statistics
Feature vs Bugs
86%Features
Repository Contributions
8Total
Bugs
1
Commits
8
Features
6
Lines of code
1,545
Activity Months6
Your Network
184 peopleShared Repositories
184
Jin Seop KimMember
Adam HicksMember
Adam SeeringMember
Ali SabilMember
Akansha MalooMember
Andreas DeiningerMember
Andrés TaylorMember
Andrew NicollMember
Andrew NicollMember
Work History
April 2026
1 Commits
Apr 1, 2026April 2026 monthly summary for vitessio/vitess focused on improving JSON compatibility and driver interoperability. Delivered a targeted bug fix to ensure binary result values are emitted as strings, aligning with go-sql-driver expectations and ensuring robust JSON handling in vttablet.
1 Commits
Apr 1, 2026April 2026 monthly summary for vitessio/vitess focused on improving JSON compatibility and driver interoperability. Delivered a targeted bug fix to ensure binary result values are emitted as strings, aligning with go-sql-driver expectations and ensuring robust JSON handling in vttablet.
April 2026
September 2025
2 Commits • 1 Features
Sep 1, 2025September 2025 monthly summary for duckdb-go: Focused on Arrow integration stability and compatibility with the latest Arrow SDK. Implemented compatibility updates for Apache Arrow v18.4.1 by adapting to the Record -> RecordBatch rename and the new interface; expanded documentation to warn about unsafe concurrent Arrow usage and clarify that database/sql connection pooling is not applicable; these changes improve reliability, ease upgrade paths, and reduce runtime errors for Arrow-based integrations.
September 2025
2 Commits • 1 Features
Sep 1, 2025September 2025 monthly summary for duckdb-go: Focused on Arrow integration stability and compatibility with the latest Arrow SDK. Implemented compatibility updates for Apache Arrow v18.4.1 by adapting to the Record -> RecordBatch rename and the new interface; expanded documentation to warn about unsafe concurrent Arrow usage and clarify that database/sql connection pooling is not applicable; these changes improve reliability, ease upgrade paths, and reduce runtime errors for Arrow-based integrations.
August 2025
1 Commits • 1 Features
Aug 1, 2025August 2025 Monthly Summary for vitessio/vitess focused on modernizing container images by updating the Docker build matrix. Key change: removed Debian Bullseye and introduced Debian Trixie to align with current Debian lifecycle, enhancing security and compatibility of produced images. Changelog updated to document the modification. Commit referenced: 2425c408d369775f4496768b2e380be4107e7d98.
1 Commits • 1 Features
Aug 1, 2025August 2025 Monthly Summary for vitessio/vitess focused on modernizing container images by updating the Docker build matrix. Key change: removed Debian Bullseye and introduced Debian Trixie to align with current Debian lifecycle, enhancing security and compatibility of produced images. Changelog updated to document the modification. Commit referenced: 2425c408d369775f4496768b2e380be4107e7d98.
August 2025
June 2025
1 Commits • 1 Features
Jun 1, 2025June 2025 monthly summary focusing on documentation alignment in the duckdb-go repo. Key deliverable: README updated to point the GoDoc link to v2, ensuring documentation links reflect the latest stable version. No functional code changes were required this month. The work improves documentation accuracy, onboarding experience, and reduces support queries by avoiding outdated links. Demonstrated attention to versioned docs, PR hygiene, and cross-repo consistency.
June 2025
1 Commits • 1 Features
Jun 1, 2025June 2025 monthly summary focusing on documentation alignment in the duckdb-go repo. Key deliverable: README updated to point the GoDoc link to v2, ensuring documentation links reflect the latest stable version. No functional code changes were required this month. The work improves documentation accuracy, onboarding experience, and reduces support queries by avoiding outdated links. Demonstrated attention to versioned docs, PR hygiene, and cross-repo consistency.
March 2025
2 Commits • 2 Features
Mar 1, 2025March 2025 highlights across two repositories (vitessio/vitess and googleapis/google-cloud-go). Key delivery focused on date/time handling, centralization of parsing logic, and SQL interface support for custom Date/Time types, backed by comprehensive tests. These changes improve data correctness, consistency, and developer productivity across data-access layers.
2 Commits • 2 Features
Mar 1, 2025March 2025 highlights across two repositories (vitessio/vitess and googleapis/google-cloud-go). Key delivery focused on date/time handling, centralization of parsing logic, and SQL interface support for custom Date/Time types, backed by comprehensive tests. These changes improve data correctness, consistency, and developer productivity across data-access layers.
March 2025
November 2024
1 Commits • 1 Features
Nov 1, 2024Monthly work summary for 2024-11 focused on time handling enhancements in vitessio/vitess and driver integration.
November 2024
1 Commits • 1 Features
Nov 1, 2024Monthly work summary for 2024-11 focused on time handling enhancements in vitessio/vitess and driver integration.
Activity
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Quality Metrics
Correctness100.0%
Maintainability97.6%
Architecture97.6%
Performance95.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
GoMarkdownYAML
Technical Skills
CI/CDDatabaseDatabase IntegrationDependency ManagementDockerDocumentationGoGo ProgrammingGo programmingRefactoringSQLTime HandlingType ConversionUnit Testingdatabase management
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline
duckdb/duckdb-go
Jun 2025 – Sep 2025
2 Months active
Languages Used
MarkdownGo
Technical Skills
DocumentationDependency ManagementGo
googleapis/google-cloud-go
Mar 2025 – Mar 2025
1 Month active
Languages Used
Go
Technical Skills
Database IntegrationGo ProgrammingSQLUnit Testing