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Ben Wilcock10/19/12
3661 views
0 replies

Implementing Entity Services using NoSQL – Part 2: Contract-First

It’s time to begin the coding of my SOA entity service with NoSQL project, and as promised I’m starting with the web service’s contract.

Ben Wilcock10/18/12
3863 views
0 replies

Implementing Entity Services using NoSQL – Part 1: Outline

I want to build the entity service by using as little Java code as possible but at the same time preserve the contract-first approach.

Allen Coin10/17/12
4134 views
0 replies

MongoDB in Production [video]

Chris Harris and Alvin Richards present "MongoDB in Production." Chris Harris is European Solution Architect at 10gen and Alvin Richards is the Senior Director, Enterprise Engineering at 10gen.

Stoimen Popov10/16/12
10857 views
0 replies

Algorithm of the Week: Dijkstra Shortest Path in a Graph

We must only answer the question is BFS the best algorithm that finds the shortest path between any two nodes of the graph?

Rodrigo De Castro10/16/12
2729 views
0 replies

NoSQL: Algorithms and Data Modeling Links

My Sunday reading session was on a couple of great NoSQL blog posts that are definitely worth reading.

Andreas Kollegger10/15/12
2316 views
1 replies

Using Spring Data Neo4j for the Hubway Data Challenge

Using Spring Data Neo4j it was incredibly easy to model and import the Hubway Challenge dataset into a Neo4j graph database, to make it available for advanced querying and visualization.

Eric Sedor10/14/12
2043 views
0 replies

Dex 0.5: Weighted Index Recommendations for MongoDB

I am happy to announce the latest version of Dex, MongoLab’s Index Bot. With version 0.5, we’re declaring Dex halfway-there in terms of major features.

Amresh Singh10/13/12
3758 views
2 replies

Writing Geospatial Queries for MongoDB in Java

In this article, I will help you quickly write Geospatial queries described in the following presentation using Java. I assume you have MongoDB server up and running on your machine.

Andriy Redko10/13/12
3976 views
0 replies

Redis pub/sub Using Spring

Continuing to discover the powerful set of Redis features, the one worth mentioning about is out of the box support of pub/sub messaging.

Brian O' Neill10/12/12
4435 views
0 replies

CQL, Astyanax and Compound/Composite Keys: Writing Data

I created a sample project and put it out on github. Let me know if you have any trouble.

Allen Coin10/12/12
6670 views
1 replies

NoSQL: Week in Review

In this first edition of a new weekly post, we will revisit the past week to make sure you are completely up-to-date in the world of NoSQL.

A. Jesse Jiryu Davis10/11/12
4311 views
0 replies

Optimizing MongoDB Compound Indexes

How do you create the best index for a complex MongoDB query? I'll present a method specifically for queries that combine equality tests, sorts, and range filters, and demonstrate the best order for fields in a compound index.

Mike Stonebraker10/10/12
3280 views
0 replies

Writing VoltDB Apps in Java Q&A

Last month I presented a webinar introducing the basics of application development using VoltDB. We had a lot of great questions and I thought it would be handy to write them up and share the answers with everyone.

Stoimen Popov10/09/12
9637 views
3 replies

Algorithm of the Week: Shortest Path in a Graph

Since with graphs we can represent real-life problems it’s almost clear why we would need an efficient algorithm that calculates the shortest path between two vertices.

Chris Travers10/09/12
3159 views
0 replies

3 Approaches to Object-Relational DBs: PostgreSQL, Oracle, & Informix

Probably the closest database object-relationally to Postgres is Informix. Informix in fact got its object-relational approach with the purchase of Illustra, a Postgres fork.

Kristina Chodorow10/08/12
2305 views
1 replies

How MongoDB's Journaling Works

I was working on a section on the gooey innards of journaling for The Definitive Guide, but then I realized it’s an implementation detail that most people won’t care about. However, I had all of these nice diagrams just laying around.

Simon Metson10/08/12
1602 views
0 replies

Backbone and Cloudant

backbone.cloudant is a small library we've developed to make connecting to Cloudant from Backbone applications really easy.

Max De Marzi10/08/12
2217 views
0 replies

Hunting Trolls with Neo4j

When dealing with a large text dataset, most folks jump right into NLP and semantic analysis, it’s interesting to learn when that’s not such a good idea.

Christophe Geers10/07/12
3958 views
0 replies

An Introduction to MongoDB

Next up, after GitHub and Bootstrap, in the session I presented last month during a company trip, is MongoDB.

Yaron Naveh10/06/12
6856 views
0 replies

MongoDB and Redis Go Head-to-Head with Node.js Social Analytics

Here are some of the amazing geo-social visualizations you get when you compare two projects:

Duncan Brown10/05/12
2997 views
2 replies

Spring Data Neo4j, @MapResult, Cypher, Casing and You!

If you're using the @MapResult way in your Neo4j repositories, be careful of what you use in the corresponding @ResultColumn annotations.

Phil Whelan10/04/12
7711 views
0 replies

"NoSQL Distilled" Reviewed!

In this post I am going to review Pramod J. Sadalage and Martin Fowler's new book entitled "NoSQL Distilled - A Brief Guide to the Emerging World of Polyglot Persistence."

Andreas Kollegger10/04/12
3272 views
0 replies

Neo4j 1.8 Release - Fluent Graph Literacy

Available immediately, Neo4j 1.8 offers a delightful experience for reading and writing graph data with the simple expressiveness of the Cypher language.

Sadayuki Furuhashi10/03/12
1229 views
0 replies

Fluentd Talk at MongoDB SV User Group

My name is Kaz, and I am the CTO of Treasure Data. Recently, I gave a presentation at MongoDB Silicon Valley User Group titled “Fluentd loves MongoDB."

Andreas Kollegger10/02/12
1580 views
0 replies

MYOB Neo4j Coding Competition

Last week marked the end of the MYOB Neo4J coding competition. This was an internal competition for the development team in the Accountants Division of MYOB