{
  "node_id": "mysql-b57b6c08f5f240c6a997284e4448f088",
  "keywords": ["union"],
  "children": [],
  "export": [
    "union.json"
  ],
  "keywords_must": [
    ["mysql", "union"]
  ],
  "keywords_forbid": [],
  "group": 1
}