ddb_getitem.ts - AWS Code Sample

ddb_getitem.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-table-read-write.html. Purpose: ddb_getitem.ts demonstrates how to retrieve the attributes of an item from an Amazon DynamoDB table. Inputs (replace in code): - REGION - TABLE_NAME - KEY_NAME: the primary key of the table, e.g., 'CUSTOMER_ID' - KEY_NAME_VALUE: the value of the primary key row containing the attribute value - ATTRIBUTE_NAME: the name of the attribute column containing the attribute value Running the code: ts-node ddb_getitem.ts */ // Import required AWS SDK clients and commands for Node.js const { DynamoDBClient, GetItemCommand } = require("@aws-sdk/client-dynamodb"); // Set the AWS Region const REGION = "region"; //e.g. "us-east-1" // Set the parameters const params = { TableName: "TABLE_NAME", //TABLE_NAME Key: { KEY_NAME: { N: "KEY_VALUE" }, }, ProjectionExpression: "ATTRIBUTE_NAME", }; // Create DynamoDB service object const dbclient = new DynamoDBClient(REGION); const run = async () => { const data = await dbclient.send(new GetItemCommand(params)); console.log("Success", data.Item); }; run();