DDI Lifecycle v3.3
Published: 2020-04-15
XML Schema (entry point): https://ddialliance.org/Specification/DDI-Lifecycle/3.3/XMLSchema/instance.xsd
This version of the DDI Lifecycle specification builds on DDI Lifecycle 3.2, correcting documented bugs, refining some aspects of the specification and adding new functionality to support</div>
Added Coverage
- Classification management (based on GSIM / Neuchatel)
- Non-survey data collection (Measurements)
- Sampling
- Weighting
- Questionnaire Design
- Support for DDI as a Property Graph (properties on terms and references)
Quality Statement improvements (useful for Eurostat reporting)
Package Contents
- DDI Schema set
- HTML Schema set
- Field Level Documentation
- Technical Guide
- Model Documentation
- Change Document
- Change Summary
Comparison and Change Information
- Change Document (xlsx)
- Change Summary (docx)