{
  "node_id": "mysql-c5654c150993418a96f692496837fbb7",
  "keywords": ["sum", "求和"],
  "children": [],
  "export": [
    "sum.json"
  ],
  "keywords_must": [
    ["mysql", "求和"],
    ["mysql", "sum"]
  ],
  "keywords_forbid": [],
  "group": 1
}