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James Turton edited this page Nov 4, 2021
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This is an informal set of notes describing Drill internals. The purpose is to share with the Drill community knowledge of Drill internals. The material here is informal because it presents information the author was able to reverse-engineer from code, discussions, and the like.
- Updates to "Learning Apache Drill"
- Toward a Workable Dynamic Schema Model
- UTC Timestamp Data Type Proposal
General tips and tricks for working with Drill development.
- Development Tips
- Testing Tips
- Git Workflow for Large Drill Projects
- Launch a Drillbit From Eclipse
- Batch Handling Upgrades
- Developer's Guide to the Enhanced Vector Framework
- Drill Commit Guidelines
- Drill Within the Big Data Ecosystem
- Install Drill from a Local Build
- Build Drill in a Corporate Environment
- Import Drill into Eclipse
Results of various informal forays into Drill performance and more.
- Performance Basics
- Code Generation and "Short, Fat" Queries
- Optimization of External Sort Performance
- Optimization of Filter Performance
- Drill Date/Time Types
- Drill Maps
- Revisit Vector Accessors
- Drill Spill File Format
- Query Scheduling
Discussions of Drill internals and architecture.