The document client simplifies working with items in Amazon DynamoDB by abstracting away the notion of attribute values. This abstraction annotates native JavaScript types supplied as input parameters, as well as converts annotated response data to native JavaScript types. Marshalling Input and Unmarshal...
// Load the AWS SDK for Node.jsvarAWS =require("aws-sdk");// Set the regionAWS.config.update({region:"REGION"});// Create DynamoDB document clientvardocClient =newAWS.DynamoDB.DocumentClient({apiVersion:"2012-08-10"});// Create variables to hold numeric key valuesvarseason = SEASON...
<anonymous> (/var/runtime/node_modules/aws-sdk/lib/request.js:38:9) at Request.<anonymous> (/var/runtime/node_modules/aws-sdk/lib/request.js:690:12) at Request.callListeners (/var/runtime/node_modules/aws-sdk/lib/sequential_executor.js:116:18) 在这两种情况下,我的DynamoDB DocumentClie...
AWS DynamoDB DocumentClient 是 AWS 官方推出的一个用于 DynamoDB 数据库的客户端库,旨在帮助开发人员更方便地使用 DynamoDB 进行数据存储和检索。通过使用 DynamoDB DocumentClient,开发人员可以轻松地构建和操作 DynamoDB 表,实现数据的高效读写和实时查询。 DynamoDB DocumentClient 提供了多种功能,包括创建、读取、...
Lambda 通过 API Gateway 中的事件,来决定和DynamoDB的交互 然后,在弹出的index.js代码编辑器中中输入下面的代码: constAWS=require("aws-sdk");constdynamo=newAWS.DynamoDB.DocumentClient();exports.handler=async(event,context)=>{letbody;letstatusCode=200;constheaders={"Content-Type":"application/json"...
const { DynamoDBClient } = require("@aws-sdk/client-dynamodb"); const { DynamoDBDocumentClient, GetCommand } = require("@aws-sdk/lib-dynamodb"); const client = new DynamoDBClient({ region: "us-west-2"}); const docClient = DynamoDBDocumentClient.from(client); const params = { Tabl...
import{DocumentClient}from"aws-sdk/clients/dynamodb";constparams=dynoexpr({DocumentClient,Update:{Color:newSet(['Orange','Purple'])},})/*{UpdateExpression: 'SET #n8979552b = :v3add0a80',ExpressionAttributeNames: {'#n8979552b': 'Color'},ExpressionAttributeValues: {':v3add0a80': Set { ...
import * as AWS from "aws-sdk"; import { APIGatewayProxyEvent, APIGatewayProxyHandler, APIGatewayProxyResult, } from "aws-lambda"; const docClient = new AWS.DynamoDB.DocumentClient(); const groupTables = process.env.GROUPS_TABLE; export const handler: APIGatewayProxyHandler = async ( ...
restApi.js会实施该 API 并将数据写入 DynamoDB 表。 URL 路径作为分区键使用,URL 中的所有查询字符串参数都存储为属性。项目的 TTL 按当前时间加 7 天计算。 const{DynamoDB}=require("aws-sdk");constdocClient=newDynamoDB.DocumentClient();constTABLE_NAME=process.env.TABLE_NAME;constTTL_WIND...
com/AWSJavaScriptSDK/latest/AWS/DynamoDB/DocumentClient.html#put-property let response = {}; try { const params = { TableName: tableName, Item: { id, name }, }; const result = await docClient.put(params).promise(); response = { statusCode: 200, body: JSON.stringify(body), }; }...