Databases
-
- Apache Cassandra
- Databases
- DataStax
- DevOps
- Kubernetes
- Microservices
Reclaiming Persistent Volumes in Kubernetes
Learn how to manually reassign a PersistentVolume from one StatefulSet to another. Also learn about the STS, PV, and PVC API resources in greater detail.
Read more
-
- Apache Cassandra
- cloud
- Databases
- DataStax
- DevOps
- Kubernetes
How the world caught up with Apache Cassandra
The O’Reilly book, Cassandra: The Definitive Guide, features a quote from Ray Kurzweil, the noted inventor and futurist: “An invention has to make sense in the world in which it is finished, not the world in which it is started.” This quote …
Read more -
- Apache Cassandra
- Databases
- DataStax
- Spring
Baeldung Series Part 2: Build a Dashboard With Cassandra, Astra and CQL – Mapping Event Data
1. Introduction In our previous article, we looked at augmenting our dashboard to store and display individual events from the Avengers using DataStax Astra, a serverless DBaaS powered by Apache Cassandra using Stargate to offer additional APIs for working with it. In this article, we will …
Read more -
- Apache Cassandra
- Databases
- DataStax
- DevOps
- Kubernetes
- Microservices
Multi-cluster Cassandra deployment with Google Kubernetes Engine (Pt. 2)
This is the second in a series of posts examining patterns for using K8ssandra to create Cassandra clusters with different deployment topologies.
Read more -
- Apache Cassandra
- Databases
- DataStax
- DevOps
- Kubernetes
- Microservices
Running your Database on OpenShift and CodeReady Containers
An introductory run-through of setting up your database on OpenShift, using your own hardware and RedHat’s CodeReady Containers.
Read more
-
- Databases
- Neo4J
- Performance
- Testcontainers
- testing
Faster Integration Tests with Reusable Testcontainers
Learn how to improve your test performance against container-based resources by magnitudes in a couple of easy steps!
Read more -
- Apache Cassandra
- Databases
- DataStax
- DevOps
- Kubernetes
- Microservices
Deploy a Multi-Datacenter Apache Cassandra Cluster in Kubernetes (Pt. 1)
Today let’s examine different Kubernetes deployment patterns and show how to implement them using K8ssandra.
Read more -
- Databases
- Getting Started
- Graph
- Neo4J
- nosql
Creating a GraphQL API for Neo4j with Quarkus and SmallRye GraphQL
Learn how to write a GraphQL API that uses Neo4j AuraDB as a backend with Quarkus and deploy it as a native image on Heroku.
Read more -
- Apache Cassandra
- Databases
- DataStax
Five Data Models for IoT: Managing the Latest IoT Events Based on a State in Apache Cassandra
Apache Cassandra is a rock-solid choice for managing IoT and time series data at scale. The most popular use case of storing, querying and analyzing time series generated by IoT devices in Cassandra is well-understood and documented. In general, a …
Read more
-
- Apache Cassandra
- Databases
- DataStax
- nosql
- sql
NoSQL Use Cases: When to Use a Non-Relational Database
There are many things to consider before making the move to NoSQL. In this article, we’ll explore when NoSQL use cases make sense.
Read more -
- Apache Cassandra
- Databases
- DataStax
- DevOps
- Kubernetes
- Microservices
Kubernetes and the Data Centre: Is Full Scale Migration Possible?
Using Kubernetes as a standard layer will help everyone to control how and where applications run and data gets created.
Read more
-
- Apache Cassandra
- Databases
- DataStax
- DevOps
- Kubernetes
- Microservices
Why a Cloud-Native Database Must Run on K8s
We’ve been talking about migrating workloads to the cloud for a long time, but a look at the application portfolios of many IT organizations demonstrates that there’s still a lot of work to be done. In many cases, challenges with …
Read more -
- Databases
- Getting Started
- Graph
- Microservices
- Neo4J
- Spring
Journeys in Java, Level 6: Build a Neo4j Microservice
Create a Neo4j database, get data loaded, then build a new service that interacts with the database and provides an API for client services.
Read more
-
- Apache Cassandra
- cloud
- Databases
- DataStax
- DevOps
- Kubernetes
The End of the Beginning for Apache Cassandra
Editor’s note: This story originally ran on July 27, 2021, the day that Apache Cassandra 4.0 was released. Today is a big day for those of us in the Apache Cassandra community. After a long uphill climb, Apache Cassandra 4.0 has finally shipped. …
Read more
-
- Databases
- DataEngineering
- nosql
MicroStream – Part 5: Caching, Integrations and Clustering
In this article, we discuss MicroStream caching and clustering functionality. We also indicate the available integrations.
Read more
-
- Databases
- DataEngineering
- nosql
MicroStream – Part 4: Serialisation Engine
In this fourth part we go deeper into the Serialisation engine that is within MicroStream to store the Object graph in a binary format. In the previous articles (part 1, part 2 and part 3), we have already mentioned that MicroStream …
Read more
-
- Apache Cassandra
- Databases
- DataStax
- DevOps
- Kubernetes
- Microservices
K8ssandra ramps up security features to match Kubernetes’ best practices
New security features are coming to the open-source data platform: K8ssandra. The goal? To align even more with the security best practices of Kubernetes. Here’s an introduction to the platform’s security mission and an update on current initiatives. The security …
Read more -
- Databases
- DataEngineering
- nosql
MicroStream – Part 3: Storing Data
In the third article in the introductory MicroStream series, we discuss the key strategies for storing your data.
Read more
-
- Apache Cassandra
- Databases
- DataStax
Data Modeling in Cassandra and Astra DB
What does it take to build an efficient and sound data model for Apache Cassandra® and DataStax Astra DB? Where would one start? Are there any data modeling rules to follow? Can it be done consistently time and time again? The answers …
Read more
-
- Databases
- DataEngineering
- nosql
MicroStream – Part 2: Configure the Storage Manager
In this second article in the series, we cover how to get started configuring the StorageManager of MicroStream!
Read more
-
- Apache Cassandra
- Databases
- DataStax
- DevOps
Tombstones and Ghost Data Don’t Have to Be Scary!
Working with tombstones can be one of the more frustrating aspects of Apache Cassandra®. Problems with tombstones can happen when a large number of deletes occur within a short period of time, resulting in slower queries and disk bloat. This …
Read more
