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Brian O' Neill07/25/13
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Broken Glass: Diagnosing Cassandra Production Issues

I just past my second year anniversary at Health Market Science (HMS), and we've been working with Cassandra for almost the entirety of my career here.

Geraint Jones07/25/13
14549 views
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Using Morphia to Map Java Objects in MongoDB

MongoDB is an open source document-oriented NoSQL database system which stores data as JSON-like documents with dynamic schemas.

Arnon Rotem-gal-oz07/24/13
819 views
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ReSQL?

The NoSQL moniker that was coined circa 2009 marked a move from the “traditional” relational model . . .

Ayende Rahien07/24/13
706 views
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Raven Storage; Early Performance Numbers

So, our managed implementation of leveldb is just about ready to go out and socialize. Note that those are just for a relatively short duration, but they give us good indicator of where we are.

Eric Genesky07/24/13
1534 views
0 replies

PostgreSQL as a "Document Database

Here's a 38-minute presentation by Hannu Kosing called "PostSQL - Using PostgreSQL as a Better NoSQL"

Ayende Rahien07/24/13
1058 views
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Challenge: The problem of locking down tasks…

The following code has a very subtle bug - can you figure out what the problem is?

Eric Genesky07/23/13
1021 views
0 replies

DDD with Ruby On Rails and MongoDB

This 1-hour presentation on MongoDB and Ruby on Rails was given by Paul Rayner.

Eric Genesky07/23/13
2222 views
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Gaming with NoSQL

At a recent game developers conference, the chief architects of Basho and Rovio Entertainment, of Angry Birds fame, presented how Rovio uses Riak.

Eric Genesky07/23/13
1403 views
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Creating Hybrid Applications with MongoDB and RDBMS

This session starts of by describing why we now have many different approaches to storing data and how to identify use cases for noSQL, RDBMS and warehousing.

Seth Proctor07/22/13
799 views
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It's the Architecture

In a way it’s interesting that we write and talk so much about what happens within our system because our high-level goal has always been to make NuoDB as simple to use as possible.

Don Pinto07/22/13
743 views
0 replies

Couchbase @ Clickspace : Transforming digital signage

I got a chance to catch-up with Alek Mlynek, CTO of Clickspace, an online platform offering a wide array of multimedia services through websites.

Ayende Rahien07/22/13
555 views
0 replies

World’s Smallest No SQL Database: Persistent transaction logs

As it stand the World’s Smallest No SQL Database will last only as long as you actually have power.

Marko Rodriguez07/22/13
588 views
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Scalable Graph Computing: Der Gekrümmte Graph

A graph describes which “things” are adjacent to which other “things.” A logical graph forms a topology that is separate from the topology of physical reality.

Eric Genesky07/21/13
1018 views
0 replies

Discovering Emerging Tech through Graph Analysis

Henry Hwangbo gave this 43-minute presentation of Neo4j for GraphConnect in Chicago. You can get the slides for the presentation by clicking through.

Christian Grobmeier07/20/13
2604 views
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Log4j 2: Performance close to insane

Some of you might know Log4j 2 has AsyncAppenders already. They are similar like the ones you can find in Log4j 1 and other logging frameworks.

Eric Genesky07/20/13
948 views
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DSL based approach to input Graph data in graph theory based java programs

Most of us have coded some programs which deal with graph theory algorithms like finding the shortest path between two vertices, finding the minimum spanning tree for a given graph . . .

Ayende Rahien07/19/13
1349 views
0 replies

World’s smallest No SQL Database: ACID & Transactions

Even for a first attempt, World’s Smallest No SQL Database is actually pretty good. We got 3 of the 4 ACID properties.

Eric Genesky07/19/13
792 views
0 replies

NoSQL Talk: MongoDB, Cassandra, NoSQL Stores

Tim Berglund (@tlberglund) presents his NoSQL Smackdown at the DDD Denver meetup on 8-Oct-2012, covering major aspects of Cassandra and MongoDB as NoSQL stores . . .

Eric Genesky07/19/13
928 views
0 replies

How MySQL + HandlerSocket = NoSQL

From Percona London 2012, this presentation discusses Badoo's use of HandlerSocket with MySQL to optimize server performance. Includes tricks for optimization.

Eric Genesky07/19/13
603 views
0 replies

Marko Rodriguez on the Pathology of Graph Databases

This video by one of the masters of graph transversal theory describes some of the recent advances in graph pathology advances.

Andreas Kollegger07/19/13
791 views
0 replies

Neo4j 1.9.2 Now Available

Today we're releasing the latest version of the 1.9 series of Neo4j, version 1.9.2. While there aren't any new API-level features in this release, there are plenty of goodies under the covers.

Esen Sagynov07/18/13
1155 views
0 replies

CUBRID open source RDBMS project is looking for a Fedora Package Sponsor

On behalf of CUBRID open source database project I wanted to take a chance and make a public announcement that we are looking for a Fedora Package Sponsor . . .

Rob Allen07/18/13
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0 replies

Displaying the generated SQL from a Zend\Db\Sql object

If you use Zend\Db\Sql to generate your SQL, then it's useful to find out what the generated SQL looks like.

Ayende Rahien07/18/13
590 views
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World smallest’s No SQL Database: Talk

As I mentioned earlier, I actually gave that talk in USI Events in Paris a short while ago. The recording for this talk is now available, you can find it here . . .

Eric Genesky07/18/13
1915 views
0 replies

BrightstarDB: NoSQL for .NET

It looks like RavenDB, a .NET NoSQL solution, has some competition now with the release of BrightstarDB, which touts "code-first data model generation."