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Cassandra Traffic Management at Instagram

Michaël Figuière is a software engineer at Instagram where he focuses on improving Cassandra efficiency and reliability. Previously, he worked on other large-scale Cassandra…

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Repair Improvements in Apache Cassandra 4.0

The Anti-Entropy process used by nodetool repair is the way of ensuring consistency of data on disk. Incremental repair was introduced in Cassandra 2.1 to speed up the operation…

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Casquatch: An Open Source Java Abstraction Layer for Cassandra Databases

Project Casquatch is a database abstraction layer with code generation designed to streamline Cassandra development. Out of the box it comes pre-tuned with high available policies…

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Automating Cassandra Administration with the DataStax OpsCenter API

Provisioning, configuration, patching, and deployment are complex in distributed systems like Cassandra. At Surescripts, we use Ansible as our enterprise deployment tool. The…

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Doing a Large-Scale Data Migration Without Downtime and During Regular Business Hours

As a lead software developer at Siemens, I was tasked to move billions of records from MySQL to Apache Cassandra™ and change all of the associated legacy logic to boot. This…

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5 Steps to an Awesome Apache Cassandra™ Data Model

"As more customers adopt digital channels over traditional brick and mortar stores and call center channels, there is a need to handle high traffic volume fluctuations, and…

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How a Global Quick Serve Restaurant Increased Customer Engagement and Brand Loyalty

Every customer interaction including purchases, offer redemptions, web/mobile interactions, and emails, generates massive amounts of customer data, challenging the boundaries of…

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A Relational Data Safari: Migrating Transactional Data to DataStax / Cassandra

Many applications are built with relational data structures in mind. What happens when that structure gets out of control? In this talk we take you on a tour of migrating a travel…

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Serverless and Microservices: Time for a New Data Model?

Another day, another application development methodology. Serverless functions are the new rage. With them, everything becomes a microservice. You’ve already got enough on your…

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Speed Up Your Apache Cassandra™ Applications: A Practical Guide to Reactive Programming

We have all introduced more or less functional programming and asynchronous operations into our applications in order to speed up and distribute treatments (e.g., multi-threading,…

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Building a Feature Store and Experiments Platform with DataStax Enterprise at Condé Nast

The Feature Store is a centralized, curated repository for machine learning features of our content and users. The Experiments Platform provides multivariate testing capabilities…

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Creating a Python Microservice Tier in Four Sprints with Cassandra, Kafka, and DSE Graph

Join Jeff Carpenter, DataStax Director of Developer Advocacy, as he retraces his journey to create a Python implementation of the KillrVideo microservice tier in four sprints.  In…

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