❯ man spanna/core-features
Schema analysis
Inspect field presence, types, and sample values in MongoDB collections with Spanna schema analysis.
› /docs/schema-analysis
Schema analysis helps you understand real data shape instead of relying on assumptions.
Useful insights
- which fields are present consistently
- type distribution across documents
- sample values for common fields
- whether fields drift between environments
When to use it
- onboarding into an unfamiliar collection
- debugging ingestion issues
- checking optional vs required fields
- preparing exports or transforms
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