Building a TypeScript Lambda Function for Retrieving Products

Learn how to create a Lambda function in TypeScript to retrieve a list of products from a database.

Let’s now turn our attention to the Lambda function that returns our list of products, which is a GET handler at the endpoint /products. This handler will need to query or scan our ProductTable and generate a JSON response, which is an array of each product found in the database.

Lambda function structure and querying the database

Our Lambda function, in the file named products.ts, is as follows:

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