Question

我正在使用node.js，我正在使用mongoose批量插入方法，即model.collection.insert在MongoDB中插入数据。执行此方法时，会出现以下错误：

但是数据在数据库中成功插入。有人能告诉我为什么会收到这个错误吗？

{ [MongoError: write operation failed]
  name: 'MongoError',
  message: 'write operation failed',
  driver: true,
  code: 11000,
  writeErrors: 
   [ { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] },
     { code: [Getter],
       index: [Getter],
       errmsg: [Getter],
       getOperation: [Function],
       toJSON: [Function],
       toString: [Function] } ] }

以下是代码：

mOfferCake.collection.insert（jsonArr，{ continueOnError：true， keepGoing：真的 }，onInsert）;

1） mOfferCake是模型，下面是代码：

var mongoose = require('mongoose');
var Schema = mongoose.Schema;
var offerCakeSchema = new Schema({
    offer_id: {
        type: Number,
        unique: true
    }
});

var datetime = new Date();
var mm = datetime.getMonth() + 1;
if (mm < 10) {
    mm = '0' + mm;
}
var dd = datetime.getDate();
if (dd < 10) {
    dd = '0' + dd;
}
var yyyy = datetime.getFullYear();
var collectionName = 'MX_' + yyyy + '_' + mm + '_' + dd;
module.exports = mongoose.model(collectionName, offerCakeSchema);

2） jsonArr是JSON对象的数组

3）onInsert是回调函数

function onInsert(err, docs) {
if (err) {
console.log(err);
}
else {
    console.error("Cron bulk insert Successfully");
}

}

节点版本：v4.5.0 猫鼬版：4.6.5

Answer 1

代码：11000，

E11000表示重复键错误索引。

您可能会插入集合中已存在_id的文档。

猫鼬大容量插入错误

1 个答案: