InfoQ Homepage Dynamo DB Content on InfoQ
-
No EC2 or Kubernetes Allowed: Insights from Building Serverless-Only Architecture at PostNL
PostNL shared insights and guidance from its transition from outsourced IT project delivery to an in-house product delivery capability. By embracing cloud-native technologies, with an emphasis on serverless services, the company achieved significant gains in productivity and market responsiveness while reducing operational costs.
-
Uber Migrates 1 Trillion Records from DynamoDB to LedgerStore to Save $6 Million Annually
Uber migrated all its payment transaction data from DynamoDB and blob storage into a new long-term solution, a purpose-built data store named LedgerStore. The company was looking for cost savings and had previously reduced the use of DynamoDB to store hot data (12 weeks old). The move resulted in significant savings and simplified the storage architecture.
-
QCon London: How Duolingo Sent 4 Million Push Notifications in 6 Seconds During the Super Bowl Break
As part of the Super Bowl marketing campaign, Duolingo sent out 4 million mobile push notifications when the company’s five-second ad aired during the commercial break. At QCon London, Doulingo’s engineers presented the asynchronous AWS architecture responsible for broadcasting messages to millions of users across seven US cities.
-
The Guardian Creates a Newsroom Collaboration Tool Using Serverless, React and GraphQL
The Guardian created Pinboard, a discussion and asset-sharing tool integrated into a variety of content management platforms used by the company. The solution uses a range of technologies, including Typescript for coding the business logic, different serverless services for code execution, API endpoints, and GraphQL server, as well as AWS RDS (PostgreSQL) for storage.
-
Zendesk Moves from DynamoDB to MySQL and S3 to Save over 80% in Costs
Zendesk reduced its data storage costs by over 80% by migrating from DynamoDB to a tiered storage solution using MySQL and S3. The company considered different storage technologies and decided to combine the relational database and the object store to strike a balance between querybility and scalability while keeping the costs down.
-
Pfizer Uses Serverless Architecture on AWS to Scale Processing of Digital Biomarkers
Pfizer upgraded the serverless architecture for processing digital biomarker data at scale to make it more flexible and configurable. They created a framework that uses a file processing pipeline built with AWS Step Functions and other serverless services, as well as a custom Python package for data ingestion and processing.
-
New AWS .NET Distributed Cache Provider for DynamoDB in Preview
Recently AWS announced the preview release of the AWS .NET Distributed Cache Provider for DynamoDB. This library enables Amazon DynamoDB to be used as the storage for ASP.NET Core’s distributed cache framework.
-
Momento Announces Serverless Cache Service
The startup Momento recently emerged from stealth mode launching a serverless cache. The new service is generally available and offers a highly available cache with an on-demand pricing model based on data transferred in/out.
-
Amazon DynamoDB - Evolution of a Hyper-Scale Cloud Database Service: Akshat Vig at QCon SF 2022
Akshat Vig, a principal engineer in NoSQL databases at Amazon, spoke at QCon San Francisco about Amazon DynamoDB: Evolution of a Hyper-Scale Cloud Database Service. The talk was part of the "Architectures You've Always Wondered About" track.
-
Grab Shared Its Experience in Designing Distributed Data Platform
GrabApp is an application that customers select and buy their daily needs from merchants. To be scalable and manageable the data platform and ingestion should be designed as a distributed, fault-tolerant. To design this data platform two classes of data stores are considered: OLTP and OLAP.
-
Atlassian Exceeds 99.9999% of Availability Using Sidecars and Highly Fault-Tolerant Design
Atlassian recently published how it exceeded 99.9999% of availability with its Tenant Context Service. Atlassian achieved this high availability by implementing highly-autonomous client sidecars, able to proactively shield themselves from complete AWS region failures. Sidecars query multiple services concurrently to accomplish this goal and ensure that requests are entirely isolated internally.
-
Airbnb Open Sources Ottr: a Serverless Public Key Infrastructure Framework
Airbnb announced that it has open-sourced Ottr, a serverless public key infrastructure framework developed in-house. Ottr handles end-to-end certificate rotations without the use of an agent. Ottr's primary design goal is to be a scalable and configurable serverless framework on AWS with little operational overhead or reliance on enrollment protocols.
-
.NET News Roundup - Week of April 12th, 2021
It's been a busy week for the .NET community, with the release of new Visual Studio previews (Windows and Mac), updates to .NET Core 3.1 and 2.1, new releases from the Azure team, and more. InfoQ examined these and a number of smaller stories in the .NET ecosystem from the week of April 12th, 2021.
-
Dynein – an Asynchronous Background Job Service from Airbnb
At Airbnb, they move time consuming, resource intensive tasks over to asynchronous background jobs to improve scalability. The job scheduling system has become a very important component and they have therefore built Dynein, a distributed delayed job queueing service and scheduler. In a blog post, Andy Fang from Airbnb describes the background and challenges in designing and building the service.
-
AWS Launches New Document-Oriented Database Compatible with MongoDB
AWS just released their 10th database service (15th, if you count each engine offered in the relational database services). This one, called Amazon DocumentDB, stores semi-structured data inside a scalable, highly-available managed service. While offering a MongoDB-compatible API, DocumentDB is not running MongoDB software, which caused hand-wringing among some tech watchers.