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Andrew Purtell

PROFILE

Andrew Purtell

Over five months, Andrew Purtell enhanced the reliability and safety of Apache HBase and Apache Phoenix through targeted backend development and configuration management. He delivered a feature in the apache/hbase repository that introduced automatic recovery snapshots before destructive table operations, using Java and configuration-driven controls to reduce data loss risk and streamline restoration. Andrew also addressed critical bugs, such as fixing Zookeeper connection leaks in Apache Phoenix to improve high availability, and corrected release metadata in HBase to ensure accurate version visibility. His work demonstrated depth in distributed systems, data management, and release processes, with careful validation and robust testing practices.

Overall Statistics

Feature vs Bugs

20%Features

Repository Contributions

5Total
Bugs
4
Commits
5
Features
1
Lines of code
1,377
Activity Months5

Work History

August 2025

1 Commits • 1 Features

Aug 1, 2025

Summary for 2025-08: Apache HBase feature delivery and safety enhancement focused on protecting data during destructive operations. Key feature delivered: Soft Drop Recovery Snapshots for Destructive Table Operations automatically creates a recovery snapshot before destructive actions (deletion or modification) with configurable enablement and TTL. Commit 9b2f0bd8fc8b2c03b4026f6798ebd01888160e56 (HBASE-28919). Impact: reduces data loss risk, shortens restoration time, improves governance and incident response. Major bugs fixed: None reported this month. Technologies/skills: Java/HBase internals, config-driven safety features, snapshot infrastructure, CI/CD and code review discipline.

July 2025

1 Commits

Jul 1, 2025

July 2025: Corrected release metadata for HBase 2.5.12 to ensure the downloads page accurately lists the latest stable version, reducing user confusion and supporting reliable upgrade paths. Change is isolated to downloads.xml with a focused commit and validation.

June 2025

1 Commits

Jun 1, 2025

June 2025 focused on stabilizing High Availability workflows in Apache Phoenix by addressing critical resource management in Zookeeper integration. Delivered a hardening fix that prevents Zookeeper connection leaks in HighAvailabilityGroup, improving cluster reliability and uptime across deployments.

March 2025

1 Commits

Mar 1, 2025

March 2025: Delivered a metadata correctness fix for the HBase 2.5.11 release, ensuring downloads metadata accurately reflects the released version and improving user trust.

October 2024

1 Commits

Oct 1, 2024

Monthly work summary for 2024-10 focusing on business value and technical accomplishments for the apache/hbase repository. This period centered on stabilizing the test suite and maintaining reliable CI feedback.

Activity

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Quality Metrics

Correctness88.0%
Maintainability88.0%
Architecture84.0%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

JavaProtobufXML

Technical Skills

API DesignBackend DevelopmentBackup and RecoveryConfiguration ManagementData ManagementDistributed SystemsRelease ManagementRevertTestingZookeeper

Repositories Contributed To

2 repos

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

apache/hbase

Oct 2024 Aug 2025
4 Months active

Languages Used

JavaXMLProtobuf

Technical Skills

RevertTestingConfiguration ManagementRelease ManagementAPI DesignBackup and Recovery

apache/phoenix

Jun 2025 Jun 2025
1 Month active

Languages Used

Java

Technical Skills

Backend DevelopmentDistributed SystemsZookeeper

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