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AWS Labs
Labs badge iconLAB

Query Neptune from AWS Lambda Using the Gremlin Traversal Language

In this lab, you'll practice configuring a Lambda function to query a Neptune database using the Gremlin traversal language. When you're finished, you'll have a working proof of concept that Lambda can communicate with Neptune.

* Our Labs are Available for Enterprise and Professional plans only.
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Labs - Query Neptune from AWS Lambda Using the Gremlin Traversal Language

Lab info

Level
Beginner
Duration
50m
Released
Sep 20, 2021

Lab author

Lab Author: Jeff Hopper
Jeff Hopper
Jeff Hopper is a technologist with over 20 years of experience across several development stacks and business domains. He has enjoyed many of those years focusing on the .Net stack for both web and mobile development. His desire is to help people achieve more through technology in order to free up more time to be with family and friends. He and his lovely wife are currently adventuring across the United States in their RV and enjoying their recent empty nest phase of life.
  • Table of contents
  • What's a lab?
  • Prerequisites
Challenge

Create a New Lambda Function

You'll create a new Lambda function.

Challenge

Modify the Lambda IAM Execution Role to Allow Querying a Neptune Database

You'll modify the Lambda execution role to work with a Neptune database.

Challenge

Configure the VPC of the Lambda Function

You'll configure the Lambda function to use same VPC that is being used by the Neptune database.

Challenge

Configure the Neptune Endpoint variables

You'll retrieve the You'll retrieve the Neptune writer endpoint, and configure the Lambda function to send queries to this endpoint.

Challenge

Test Sending Gremlin Queries

You'll create several basic Gremlin queries to test the connection to the Neptune database.

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Provided environment for hands-on practice

We will provide the credentials and environment necessary for you to practice right within your browser.

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Guided walkthrough

Follow along with the author’s guided walkthrough and build something new in your provided environment!

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Did you know?

On average, you retain 75% more of your learning if you get time for practice.

Recommended prerequisites

  • Working with AWS Lambda
  • Familiar with Javascript
  • Familiar with the Gremlin traversal language
  • How to configure AWS Neptune

Start learning by doing today

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