Lars Thygesen

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OECD metadata principles

• Lars Thygesen

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Characteristic features

• Standardised metadata items (41)
• metadata attachment levels
• dataset
• dimensions
• dimension members
• time series
• observation
• inheriting metadata from other levels
• standard and non-standard flags

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Metadata
Production
Storage
Dissemination
Data Production Environments (incl. StatWorks)
OECD.Stat
Corporate Data Warehouse
Cubes
MetaStore
Metadata Production Environment
Web Services
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Difficult tasks

• Sharing metadata across datasets
• avoid duplication
• avoid contradictions
• e.g. GDP
• Ownership
• Structuring metadata
• map to metadata items
• think of how users will see it