{
  "node_id": "mysql-7745c930b53c48d18afb4ba14e0510a7",
  "keywords": [
    "索引",
    "index",
    "performance",
    "优化"
  ],
  "children": [],
  "export": [
    "daily_payment.json"
  ],
  "keywords_must": [
    "索引",
    "index",
    "performance",
    "优化"
  ],
  "keywords_forbid": [],
  "group": 2
}