检索查询统计信息

如果语句的 includeStats 设置为 true，则服务器会将查询统计信息（也称为查询计数器）与查询结果一起返回。统计信息提供了对查询如何更改数据库状态的见解。

示例请求

POST http://localhost:7474/db/neo4j/tx/commit
Accept: application/json;charset=UTF-8
Content-Type: application/json
Authorization: Basic bmVvNGo6dmVyeXNlY3JldA==

{
  "statements": [
    {
      "statement": "CREATE (n:Person {name: $name}) RETURN n.name",
      "parameters": {
        "name": "Peter"
       },
      "includeStats": true
    }
  ]
}

示例响应

200: OK
Content-Type: application/json;charset=utf-8

{
  "results" : [ {
    "columns" : [ "n.name" ],
    "data" : [ {
      "row" : [ "Peter" ],
      "meta" : [ null ]
    } ],
    "stats" : {
      "contains_updates" : true,
      "nodes_created" : 1,
      "nodes_deleted" : 0,
      "properties_set" : 0,
      "relationships_created" : 0,
      "relationship_deleted" : 0,
      "labels_added" : 1,
      "labels_removed" : 0,
      "indexes_added" : 0,
      "indexes_removed" : 0,
      "constraints_added" : 0,
      "constraints_removed" : 0,
      "contains_system_updates" : false,
      "system_updates" : 0
    }
  } ],
  "errors" : [ ]
}