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看完3-10节课之后, 进行云端测试, 日志显示插入失败

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null

日志
START
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]
插入失败
REPORT RequestId:d2aeebe0-c60c-49db-8ef6-163f2ebdb4b9 Duration:591ms Memory:256MB MemUsage:32.121094MB
END

这是云端测试的时候返回的日志结果,

// 云函数入口文件
const cloud = require(‘wx-server-sdk’)

// 这里我本来是用cloud.init() , 运行的时候,提示:“当前未指定env，将默认使用第一个创建的环境！”, 我看了源码就 按一下填的.

cloud.init({
env: cloud.DYNAMIC_CURRENT_ENV
})

// 云数据库
const db = cloud.database()

const axios = require(“axios”)

const URL = “https://apis.imooc.com/personalized?icode=”

const playlistCollection = db.collection(‘playlist’)

// 云函数入口函数
exports.main = async (event, context) => {
// 请求数据
const { data } = await axios.get(URL)
if (data.code >= 1000) {
console.log(data.msg)
return 0
}
const playlist = data.result
console.log(playlist)
// 批量插入数据库
if (playlist && playlist.length) {
await playlistCollection.add({
data: […playlist]
}).then(res => {
console.log(“插入成功”)
}).catch(err => {
console.warn(“插入失败”)
})
}
}
丛从绿草 2021-05-20 22:42:40
源自：3-11  歌单数据去重
638
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正在回答

1回答

谢成 回答被采纳获得+3积分 2021-05-21 08:50:51

如果显示插入失败，可以在catch中输入这个err，看下错误信息是什么，就找到问题了。

https://img1.sycdn.imooc.com//szimg/60a703d409e37ec710460894.jpg

0 回复 有任何疑惑可以回复我~
收起回答
  • 提问者 丛从绿草 #1 
    谢谢，我输出看到错误code了， 提示云数据库集合不存在。我自己手动创建playlist集合，就可以成功插入了。问： 集合都要自己手动创建起来嘛？
    回复 有任何疑惑可以回复我~ 2021-05-21 10:04:38
  • 谢成 回复 提问者 丛从绿草 #2 
    云数据库中集合都需要手动来创建才可以。
    回复 有任何疑惑可以回复我~ 2021-05-21 20:37:16
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