Impala Home

Apache Impala is the open source, native analytic database for Apache Hadoop.

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Developer resources

Getting Started

• Read first: Contributing to Impala

• Shortcut: Bootstrapping an Impala Development Environment From Scratch

• Building Impala

• How to load, run, and create new Impala tests

• Useful Tips for New Impala Developers
  

Impala Development Workflow and Processes

• Adding a builtin function to Impala

• Building Native-Toolchain from scratch and using with Impala
  
• How to switch to Apache-hosted git
• Impala Style Guide and Effective Coding Practices
• Committer Criteria
• Impala Docker Image
• Impala Development Environment inside Docker
• Build and Test for Daemon Docker Containers

• Tips for Faster Impala Builds

• Flaky tests and how to avoid them

• Using Gerrit to submit and review patches  

• Eclipse Setup for Impala Development
  
• IntelliJ and CLion Setup for Impala Development
• Pushing Impala docs to impala.apache.org
• Impala Test Data
• How to start Hive beeline
• How to start a Ranger-enabled Impala minicluster

Debugging and Analyzing Impala

• Collecting Impala CPU and Heap Profiles
• Impala Debugging Tips
• Debugging Impala Core Dumps on Another System
• Debugging Impala Minidumps
• Using Address Sanitizer to Debug Impala

Additional Technical Documentation

• Runtime Code Generation with LLVM in Impala
• Impala Row Batches
• Resource Management Best Practices
• Understanding Impala Query States
• Kerberos in Impala - Explainer for Developers

Governance

• Adding committers or PMC members

Papers and Presentations

• Impala Presentations, Papers and Blog Posts
• Impala Reading List