MongoDB 2.1 introduced the aggregation framework, a faster alternative to Map/Reduce for common aggregation operations. If you took a look at the documentation and examples, you may have . . .
For a month or two, I have been exploring Neo4J, a graph database built for storing huge amount of data. Other popular graph database, that I will be dwelling into is InfiniteGraph from Objectivity.
Today, learn how a rural farming community in England took the internet into their own hands, explore the history of curly braces, and take a look at every website ever.
We are excited to be sponsoring Heroku’s Waza 2013. Michael Hunger, Pernilla Lindh and I will be at the Neo4j lounge with our amazing zen sand coffee table, along with showcasing the Waza-Twitter graph.
Anyone who has heard of Redis has probably also heard of Resque, which is a lightweight queue'ing system.
I’m happy to announce that we are extending the capabilities of Couchbase further and are releasing the Couchbase Plug-in for Elasticsearch.
Built on our Non-Stop patented technology, Hadoop’s NameNode is no longer a single point of failure, delivering immediate and automatic failover and recovery whenever a server goes offline . . .
Here's a one-hour presentation on MongoDB with a focus on schema design.
Short prequisites. I'm working in my spare time on personal project, for current easiness and future scalability I chose MongoDB for data, programming language is Java . . .
As I continued playing around with football data, I wanted to write a cypher query against neo4j which would show me which teams had missed the most penalties this season and who missed them.
Here's a 1/2 hour video from Neo4j that serves as an introduction to graph databases. Topics covered include an overview of NoSQL tchnologies . . .
This is something that we hear quite often in the mailing list, and I thought that I would spend the time to answer it in full . . .
Today is the NoSQL installment of the February job trends. For the NoSQL job trends, I am continuing to focus on Cassandra, Redis, Voldemort, SimpleDB, CouchDB, MongoDB, HBase, and Riak.
Here's a video from Oracle Learning that covers the ways in which MongoDB has been adopting Java applications, as well as how to query Mongo using the Java driver.
In this article, I will compare the SSD structure to that of HDD and discuss how software architecture is changing.
This post is about 5 things that I am planning to do this year. I have created it for me to track my progress then thought it can be a good direction for anybody similar.
Just a word of warning before you read this. I currently don’t recommend using this project. MAYBE in the future you could use it, but . . .
This is a 1/2 hour presentation on TouchDB, an Apache CouchDB-compatible database engine that is suitable for use in mobile or desktop apps.
There’s a trivial problem that every project has – keeping the database structure in sync with the application.
Here's a conversation with Kenny Gorman, founder of Object Rocket, in which he describes his company's database-as-a-service.
Here's a quick video from Yarc Data that offers an explanation of the differences between graph databases and relational databases.
The second important addition I would make to relational algebra would be to give it object-relational capabilities is what I call a "series join" operation.
Today I would like to show you how to create a JavaFX TableView that displays Spring Data Neo4j nodes.
Here's a demo of RavenDB SQL replication and periodic backups.
Here's a 75-minute presentation from ThoughtWorks by Martin Fowler on software design in the 21st century.