ddb_scan.ts - AWS Code Sample

ddb_scan.ts

/* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. SPDX-License-Identifier: Apache-2.0 ABOUT THIS NODE.JS EXAMPLE: This example works with AWS SDK for JavaScript version 3 (v3), which is pending release. The preview version of the SDK is available at https://github.com/aws/aws-sdk-js-v3. This example is in the 'AWS SDK for JavaScript v3 Developer Guide' at https://docs.aws.amazon.com/sdk-for-javascript/v3/developer-guide/dynamodb-example-query-scan.html. Purpose: ddb_scan.ts demonstrates how to return items and attributes from an Amazon DynamoDB table. Inputs (replace in code): - REGION Running the code: ts-node ddb_scan.ts */ // Import required AWS SDK clients and commands for Node.js const { DynamoDBClient, ScanCommand } = require("@aws-sdk/client-dynamodb"); const REGION = "REGION"; // Set parameters const params = { KeyConditionExpression: "Subtitle = :topic", FilterExpression: "contains (Subtitle, :topic)", ExpressionAttributeValues: { ":topic": { S: "Sub" }, }, ProjectionExpression: "Season, Episode, Title, Subtitle", TableName: "EPISODES_TABLE", }; // Create DynamoDB service object const dbclient = new DynamoDBClient({ region: REGION }); async function run() { try { const data = await dbclient.send(new ScanCommand(params)); data.Items.forEach(function (element, index, array) { console.log(element.Title.S + " (" + element.Subtitle.S + ")"); }); } catch (err) { console.log("Error", err); } } run();