{
  "node_id": "mysql-06b0b1a126e3440ab67e5ab103ef9e92",
  "keywords": [
    "group by",
    "分组"
  ],
  "children": [],
  "export": [
    "salary.json"
  ],
  "keywords_must": [
    "group by",
    "分组",
    "聚合"
  ],
  "keywords_forbid": []
}