$weeklyUpdate
Hi everyone!
Welcome to MongoDB $weeklyUpdate!
Here, you’ll find the latest developer tutorials, upcoming official MongoDB events, and get a heads up on our latest Twitch streams and podcast, curated by Adrienne Tacke.
Enjoy!
Freshest Tutorials on DevHub
Want to find the latest MongoDB tutorials and articles created for developers, by developers? Look no further than our DevHub!
Migrating Your iOS App’s Realm Schema in Production
This tutorial will step you through updating an existing mobile app to add some new features that require changes to the schema.
Triggers Treats and Tricks: Cascade Document Delete Using Triggers Preimage
In this article, we will show you how to use a preimage feature to perform cascading relationship deletes via a trigger - based on the deleted parent document.
Currency Analysis with Time Series Collections #2 — Simple Moving Average and Exponential Moving Average Calculation
In this article, we’ll learn how the moving average can be calculated on time-series data.
Currency Analysis with Time Series Collections #1 — Generating Candlestick Charts Data
Time series collections part 1: generating data for a candlestick chart from time-series data.
Official MongoDB Events
Attend an official MongoDB event near you (virtual for now)! Chat with MongoDB experts, learn something new, meet other developers, and win some swag!
Sep 15 (4:00 PM GMT | Global) - Learning with Luce - Structure your data with Schema Validation in MongoDB
Sep 17 (12:00 PM GMT | Nairobi, Kenya) - MongoDB Community Mini Workshop in Kisumu
Sep 23 (4:00 PM GMT | Global) - 6 Things Lauren Learned While Modeling Data in MongoDB
Sep 29 (3:00 PM GMT | Global) - MongoDB Atlas mit Ansible automatisieren
MongoDB on Twitch & YouTube
We stream tech tutorials, live coding, and talk to members of our community via Twitch and YouTube. Sometimes, we even stream twice a week! Be sure to follow us on Twitch and subscribe to our YouTube channel to be notified of every stream!
Latest Stream
Follow us on Twitch so you never miss a stream!
Last Word on the MongoDB Podcast
Latest Episode
Catch up on past episodes:
Ep. 75 - Speaking at Your Next Tech Conference with Sven Peters
Ep. 74 - Thinking Diagnostically with Danny Hatcher
Ep. 73 - Saving Lives and Improving Fire Rescue with Tablet Command and MongoDB
(Not listening on Spotify? We got you! We’re most likely on your favorite podcast network, including Apple Podcasts, PlayerFM, Podtail, and Listen Notes 
)
MongoDB DevRel around the Interwebz
Watch our team do their thang at various conferences, meetups, and podcasts around the world (virtually, for now). Also, find external articles and guest posts from our DevRel team here!
Upcoming Conferences
Sep 28 - ServerlessDays Paris
Sep 29 - DevOps World (Online)
Adrienne will be joining remotely to give her popular “Multi-Cloud Magic” talk!
Did you know that you get these $weeklyUpdates before anyone else? It’s a small way of saying thank you for being a part of this community. If you know others who want to get first dibs on the latest MongoDB content and MongoDB announcements as well as interact with the MongoDB community and help others solve MongoDB related issues, be sure to share a tweet and get others to sign up today!