{
  "id": "skill-area:database-migration",
  "_kind": "SkillArea",
  "_file": "domain/skill-areas/skill-areas-expanded.yaml",
  "_cluster": "domain",
  "attributes": {
    "displayName": "Database Migration",
    "description": "Planning and executing database migrations — cross-engine\nmigration (MySQL to Postgres), version upgrades, data\ntransformation pipelines, rollback strategies, and validation.\n",
    "expertiseLevels": [
      "intermediate",
      "expert"
    ]
  },
  "outgoingEdges": [
    {
      "from": "skill-area:database-migration",
      "to": "domain:databases",
      "kind": "applies_to",
      "attributes": {
        "confidence": "primary"
      }
    },
    {
      "from": "skill-area:database-migration",
      "to": "specialization:backend-development",
      "kind": "applies_to",
      "attributes": {
        "confidence": "secondary"
      }
    },
    {
      "from": "skill-area:database-migration",
      "to": "skill-area:database-migrations-zero-downtime",
      "kind": "prerequisite_for_learning",
      "attributes": {
        "strength": "recommended"
      }
    }
  ],
  "incomingEdges": [
    {
      "from": "role:database-engineer",
      "to": "skill-area:database-migration",
      "kind": "requires_expertise",
      "attributes": {}
    },
    {
      "from": "workflow:schema-migration-workflow",
      "to": "skill-area:database-migration",
      "kind": "requires_skill_area",
      "attributes": {}
    },
    {
      "from": "workflow:database-failover-drill",
      "to": "skill-area:database-migration",
      "kind": "requires_skill_area",
      "attributes": {}
    }
  ]
}