Choose your prefered topic now
We are collecting proposals for possible talks and themes during the meeting. You can vote for your favourit topic.
We are always looking for speakers talking about interesting NoSQL themes. If you are interested please contact us.
Bericht der vergangenen Treffen
We are on a Summer break until September. More details will follow soon. Join our meetup.com group for more information.
On 1st July 2015 from 19:00 onwards, NoSQL User Group Cologne will welcome you with free beer, soft drinks and snacks. The entrance is also for free. This time Olivia Klose will tell us about “What does Bob really want? …
Jetzt lesen »
We are on a Summer break until July. More details will follow soon. Join our meetup.com group for more information.
On 6th May 2015 from 19:00 onwards, NoSQL User Group Cologne will welcome you with free beer, soft drinks and snacks. The entrance is also for free. This time Matthias Niehoff will tell us about “Big Data Analysen mit Spark …
Jetzt lesen »
Heey! On 4th March 2015 from 19:00 onward, NoSQL User Group Cologne will welcome you with free beer, soft drinks and snacks. The entrance is also for free. This time Manuel Kiessling will tell us about “Cassandra in der Praxis …
Jetzt lesen »
Heey! On 4th February 2015 from 19:00 onwards, NoSQL User Group Cologne will welcome you with free beer, soft drinks and snacks. The entrance is also for free. This time Kai Wähner will tell us about “Hadoop and Data Warehouse …
Jetzt lesen »
Heey! We hope you are enjoying the holidays! On 7th January 2015 from 19:00 onwards, NoSQL User Group Cologne will welcome you with free beer, soft drinks and snacks. The entrance is also for free. This time Dominique Rondé will …
Jetzt lesen »
Heey! The time has come! On 3rd December 2014 from 19:00 onwards, NoSQL User Group Cologne will welcome you with free beer, soft drinks and snacks. The entrance is also for free. This time Martin Schoenert will tell us about …
Jetzt lesen »
Heey! The time has come! On 5th November 2014 from 19:00 onwards, NoSQL User Group Cologne will welcome you with free beer, soft drinks and snacks. The entrance is also for free. This time Tobias Schottdorf will tell us everything …
Jetzt lesen »
On 1st October 2014 from 7:00 PM onwards, NoSQL User group Cologne will welcome you with free snacks, refreshing soft drinks and, of course, Leckere Kölsch. The entrance is also for free. Robert Stupp who is currently working on a …
Jetzt lesen »
NoSQL User Group Cologne is going on a summer break. We wish you all loads of sun and fun. The next meeting will take place on 1st October 2014. More updates to follow. Have a great summer!
On 2nd July 2014 from 7:00 PM onwards, NoSQL User group Cologne will welcome you with free snacks, refreshing soft drinks and, of course, Leckere Kölsch. The entrance is also for free. Philipp Fehre from Couchbase will explain the peculiarities …
Jetzt lesen »
Das nächste Meeting findet am 04.06.2014 satt und startet ab 19.00 Uhr. Dr. Ernst-Georg Schmid spricht über: Single Point of Entry: Integrating relational and semi-structured data with PostgreSQL Der Talk wird auf deutsch sein.
The next meeting will take place on 07.05.2014 and start from 7.00 pm onwards, Sebastian will talk about: Time Series with InfluxDB
The next meeting will take place on 02.04.2014 and start from 7.00 pm onwards, Claudio Huyskens will talk about: At fedger.io, we built graph technology that autonomously collects data from several sources via API, interprets the data based on an ontology, …
Jetzt lesen »
The next meeting will take place on 05.03.2014 and start from 7.00 pm onwards, Martin Schönert will talk about: NuoDB NuoDB is a database startup company based in Cambridge, Massachusetts. It sells a NewSQL database that works in the cloud. …
Jetzt lesen »
The next meeting will take place on 05.02.2014 and start from 7.00 pm onwards, Max Neunhöffer Schönert will talk about: Paxos In his scientific article The Part-Time Parliament, Leslie Lamport created his Paxos algorithm for distributed voting, inventing a Greek …
Jetzt lesen »
The next meeting will take place on 04.12.2013 and start from 7.00 pm onwards, Uwe Seiler will talk about: Apache Hadoop 2 – The next big step for Big Data You can find the slide here.
The next meeting will take place at 06.11.2013 and start at 7.00 pm Michael Hackstein will talk about: Graphs, Databases and what we can use them for Abstract: The topic of this talk is all about graphs …
Jetzt lesen »
On 2nd of October and Tobias Trelle (codecentric AG) talked about: Morphia, Spring Data & Co. – Java Persistenz – Frameworks für MongoDB Here are the slights of Tobia’s talk: Morphia, Spring Data & Co. from Tobias Trelle
24th meeting on 04.09.2013 at 07:30 pm (1) Introduction to Datomic by Tayssir John Gabbour Content: live demo (with audience participation) big ideas little details (which aren’t obvious when reading the website) Q&A View the Datomic slides. (2) NoSQL …
Jetzt lesen »
On our August meeting Richard Shaw from Basho talked about Yokozuna, combining Solr with Riak. Abstract: Solr is a well-established search technology in the JVM software space, providing scalable and highly-reliable search indexing for many of the world’s largest internet …
Jetzt lesen »
Sorry, this entry is only available in Deutsch.
On 3rd of July the 22th meeting of the NoSQL User Group Cologne took place in the new rooms of triAGENS. Martin Schönert talked about sharding strategies in distributed NoSQL databases. Watch the video:
Jörg Prante talked about Elastic Search. ElasticSearch is a distributed, RESTful, free/open source search server based on Apache Lucene. It is developed by Shay Banon and is released under the terms of the Apache License. ElasticSearch is developed in Java. …
Jetzt lesen »
At the 20th meeting of the NoSQL Group Cologne Martin Schönert talked about Google Spanner. Much like the engineering team that created it, Spanner is something that stretches across the globe while behaving as if it’s all in one place. …
Jetzt lesen »
Abstract: Getting Started with Couchbase Server 2.0 In this presentation Tug, will present the latest release of Couchbase Server. Couchbase Server 2.0 transforms Couchbase Server into a document database with the addition of JSON support, indexing and querying, and cross …
Jetzt lesen »
In the November meeting Richard Parker talked about Full Text Search. Watch the video:
Jan Steeman gave an overview about the functionality of Column Databases. Introduction to column oriented databases from arangodb
Lucas: DataMapper oder ActiveRecord Comparison between the DataMapper and the ActiveRecord pattern. When choosing a persistence strategy, the first decision you need to make is where to place the responsibility for carrying out the mapping. You have two very different …
Jetzt lesen »
Jan: Modelling data in a schema-free world? Even though most NoSQL databases follow the “schema-free” data paradigma, it is still import to choose the right data model to make the best of the underlying database technology. This talk provides an …
Jetzt lesen »
1. August 2012 – High Performance Computing / Eine kurze Einführung in Haadoop. At the 14th meeting of the NoSQL Group Cologne Martin Schönert gave a short introduction into Hadoop. Watch the video: And RIchard Parker talked …
Jetzt lesen »
Sorry, this entry is only available in Deutsch.
Am 4.7. wurde gegrillt – und zwar zusammen mit der German Unix User Group in der Bachemer Str. 12 in Köln (Nähe Aachener Weiher).
At the 12th meeting on 6th of June Tim Becker gave an Introduction into Redia and we looked into the C-Courcen of Redis.   Watch the video:
Am 2. Mai hat ruby & Node.js Entwickler Sebastian Cohnen beim 11. Treffen unserer User-Group einen Vortrag über Redis gehalten. Rund 30 Teilnehmern erklärte er, wie die NoSQL Datenbank Informationen verteilt und intern verwaltet. Hier haben wir seinen Vortrag als …
Jetzt lesen »
10th meeting: AvocadoDB & query languages (SQL, UNQL, Cypher, Fluent) – Crazy or not? SQL for a NoSQL DB? Martin Schönert presented AvocadoDB – a new universal and open source NoSQL database targeted at established companies and start ups. …
Jetzt lesen »
9. Treffen am 07.03.2012, 19:00 Uhr Thema: Bis zu 100-fach mehr Performance durch SSD bei CouchDB & Co – Mythos oder Wahrheit? Ein klassisches NoSQL-Thema war es diesmal nicht. Und trotzdem war es mal wieder hochinteressant! Martin Schönert beim …
Jetzt lesen »
Am 01. Februar kam der Riak-Experte Mathias Meyer extra aus Berlin, um der User Group die verschiedenen Riak-Abfragemöglichkeiten näher zu bringen. Seinen Vortrag gibt es hier auch als Video-Podcast. Dabei ging Mathias auf Key/Value ein und beschrieb Techniken, wie …
Jetzt lesen »
Direkt zum Jahresbeginn ging es mit einem spannenden Vortrag zu einem bekannten NoSQL-System weiter und Sebastian berichtete am 04. Januar 2012 über Riak. Sein Vortrag mit dem Titel “An 10,000’ overview of a Dynamo-style KV-Store” kann hier als ePaper aufgerufen …
Jetzt lesen »
Im Dezember 2011 lud die NoSQL User Group Cologne zu zwei spannenden Vorträgen aus unterschiedlichen Themengebieten ein. Zunächst präsentierte Sergey in einer Demosession die Funktionsweise der RavenDB, einer Open-Source-DB auf Basis der .NET-Plattform. Neben den Grundlagen des Systems stellte er …
Jetzt lesen »
Zum fünften Mal traf sich am 02.11.2011 mitten in den Herbstferien die Kölner NoSql-Gruppe. Vor 25 Personen stellte Martin Schönert Dynamo und Sebastian Cohnen CouchDB vor. Dynamo ist eine von Amazon entwickelte und eingesetzte Hochleistungsdatenbank. Sie ist darauf ausgelegt, sehr …
Jetzt lesen »
Am 5. Oktober fand das vierte Treffen der NoSQL User Group in Köln statt. Um über MongoDB zu berichten, war Marc Boeker, Autor des Buches “MongoDB – Sag ja zu NoSQL”, extra von Stuttgart nach Köln gereist. Die Fahrt hat …
Jetzt lesen »
Am 07. September 2011 trafen sich Interessierte zum dritten Mal in Köln, um über Themen rund um NoSQL zu diskutieren. Per Online-Abstimmung fiel die Wahl auf einen Vortrag zum Thema “MySQL goes NoSQL” sowie eine Diskussion des Papers “The Case …
Jetzt lesen »
Mitten in den Sommerferien, am 03. August 2011 fand das zweite Treffen der NoSQL Group Cologne statt. Trotz der Ferienzeit trafen sich knapp 30 NoSQL-User und hörten interessiert den Vorträgen von Arkadiusz Czarnik und Nils Domrose zu ...
Jetzt lesen »
Am 06.07.2011 trafen sich in Köln erstmalig rund 20 NoSQL-Interessierte, um sich über das Thema intensiv auszutauschen. Während einer kurzen Vorstellungsrunde stellte sich heraus, dass sich die Teilnehmer mit den beschäftigen. Es versammelten ...
Jetzt lesen »