data-management

Originally fromnguyenhuuca/assessment
Installation
SKILL.md

Data Management

Workflows

  • Schema Design: Define tables, relationships, constraints
  • Migrations: Version control schema changes
  • Indexing: Add indexes for query performance
  • Backup: Ensure data recovery capability

Schema Design Principles

Normalization

  • 1NF: Atomic values, no repeating groups
  • 2NF: No partial dependencies
  • 3NF: No transitive dependencies

When to Denormalize

  • Read-heavy workloads
  • Reporting/analytics
Related skills
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Feb 27, 2026