WeChat small program cloud development service-side database API to obtain record data

Document.get

Get the record data, or get the record data that is filtered according to the query criteria

The function signature is as follows:

function get(): Promise<Result>

Returns a description of the value

The results of Promise's resolve and reject are defined as follows:

Result description

The result of the success callback and the result of Promise Resolve result are objects that are structured as follows:

The sample code

Get my designated to-do details

Promise style

const cloud = require('wx-server-sdk')
cloud.init()
const db = cloud.database()
exports.main = async (event, context) => {
  try {
    return await db.collection('todos').doc('<some-todo-id>').get()
  } catch(e) {
    console.error(e)
  }
}