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ddbdoc_update.js

ddbdoc_update.js demonstrates how to use a DocumentClient to create or update an item in an Amazon DynamoDB table.

// Copyright 2010-2018 Amazon.com, Inc. or its affiliates. All Rights Reserved. // Licensed under the Apache-2.0 License on an "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND. // ABOUT THIS NODE.JS SAMPLE: This sample is part of the SDK for JavaScript Developer Guide topic at // https://docs.aws.amazon.com/sdk-for-javascript/v2/developer-guide/dynamodb-example-document-client.html // Load the AWS SDK for Node.js var AWS = require('aws-sdk'); // Set the region AWS.config.update({region: 'REGION'}); // Create DynamoDB document client var docClient = new AWS.DynamoDB.DocumentClient({apiVersion: '2012-08-10'}); // Create variables to hold numeric key values var season = SEASON_NUMBER; var episode = EPISODES_NUMBER; var params = { TableName: 'EPISODES_TABLE', Key: { 'Season' : season, 'Episode' : episode }, UpdateExpression: 'set Title = :t, Subtitle = :s', ExpressionAttributeValues: { ':t' : 'NEW_TITLE', ':s' : 'NEW_SUBTITLE' } }; docClient.update(params, function(err, data) { if (err) { console.log("Error", err); } else { console.log("Success", data); } });

Sample Details

Service: dynamodb

Last tested: 2018-06-02

Author: daviddeyo

Type: full-example

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