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name: Schema Drift Handling description: See the main Schema Drift Detection skill for comprehensive coverage of schema drift detection and management.

Schema Drift Handling

This skill is covered in detail in the main Schema Drift Detection skill.

Please refer to: 43-data-reliability/schema-drift/SKILL.md

That skill covers:

• What is schema drift and why it matters
• Types of schema changes (column added/removed, data type changed, constraints, table renamed/dropped)
• Schema drift detection (automated monitoring, version tracking, change detection)
• Schema evolution strategies (backward compatibility, forward compatibility, schema versioning)
• Handling schema changes (graceful degradation, data migration, pipeline adaptation)
• Tools and techniques (dbt schema tests, Great Expectations, Monte Carlo, Kafka Schema Registry, Protobuf/Avro)
• Schema change notification (alerts, change logs, impact analysis)
• Database migration best practices (migrations in version control, rolling migrations, zero-downtime)
• Schema documentation (data dictionary, schema changelog, ERD diagrams)
• Testing schema changes
• Real schema drift incidents

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Related Skills

• 43-data-reliability/schema-drift (Main skill)
• 43-data-reliability/schema-management
• 43-data-reliability/data-contracts