NoSQL - Post-Relational Databases - BarCamp Ruhr3

N✮SQL Data-Storage jenseits von SQL Jonathan Weiss, 20.03.2010 Peritor GmbH Saturday, March 20, 2010

Wer? Ruby-Entwickler Open-Source-Contributor (http://github.com/jweiss) @jweiss 2 Saturday, March 20, 2010

N✮SQL-Datenbanken? Built for the Web Skalierbar Performant Flexibles Datenschema 3 Saturday, March 20, 2010

Riak BigTable Lotus Notes Amazon S3 Memcached Redis Cassandra MongoDB Dynamo Dynomite CouchDB Amazon SimpleDB Excel ;) Tokyo Tyrant Neo4j Project Voldemort HBase 4 Saturday, March 20, 2010

Der Status-Quo Relationale Datenstrukturen SQL Transaktionssicherheit Locking 5 Saturday, March 20, 2010

Das Problem 6 Saturday, March 20, 2010

Das Problem 7 Saturday, March 20, 2010

Die Lösung ”Simplicity is prerequisite for reliability“ — Edsger W. Dijkstra 8 Saturday, March 20, 2010

Die Lösung key => “value” 9 Saturday, March 20, 2010

Dokumente 10 Saturday, March 20, 2010

Integrität 11 Saturday, March 20, 2010

Eventual Consistency 12 Saturday, March 20, 2010

Append-Only 13 Saturday, March 20, 2010

Append-Only Update 14 Saturday, March 20, 2010

Append-Only Update 15 Saturday, March 20, 2010

Skalierbarkeit 16 Saturday, March 20, 2010

Tools 17 Saturday, March 20, 2010

Tools Riak BigTable Lotus Notes Amazon S3 Memcached Redis Cassandra MongoDB Dynamo Dynomite CouchDB Amazon SimpleDB Excel ;) Tokyo Tyrant Neo4j Project Voldemort HBase 18 Saturday, March 20, 2010

Tools Riak BigTable Lotus Notes Amazon S3 Memcached Redis Cassandra MongoDB Dynamo Dynomite CouchDB Amazon SimpleDB Excel ;) Tokyo Tyrant Neo4j Project Voldemort HBase 19 Saturday, March 20, 2010

Redis Simpler Key-Value-Store Speichert Strings, Listen und Sets Persistenz über Snapshots oder Append-Logs 20 Saturday, March 20, 2010

Redis 21 Saturday, March 20, 2010

Redis set foo 4 1000 +OK 22 Saturday, March 20, 2010

Redis set foo 4 Request 1000 +OK Response 22 Saturday, March 20, 2010

Scaling Master-Slave mittels Snapshots Multiple Master mittels Hash Ring 23 Saturday, March 20, 2010

Einsatz-Szenarien Persistenter Cache Session-Store Realtime-Data: Monitoring, Trading, ... Shared State 24 Saturday, March 20, 2010

CouchDB relax 25 Saturday, March 20, 2010

CouchDB Dokument-orientiert 26 Saturday, March 20, 2010

”CouchDB is built of the Web“ — Jacob Kaplan-Moss 27 Saturday, March 20, 2010

CouchDB Document { "_id": "BCCD12CBB", "_rev": "1-AB764C", "type": "person", "name": "Darth Vader", "age": 63, "headware": ["Helmet", "Sombrero"], "dark_side": true } 28 Saturday, March 20, 2010

CouchDB - CRUD Erstellen/Aktualisieren: PUT /starwars/BCCD12CBB Lesen: GET /starwars/BCCD12CBB Löschen: DELETE /starwars/BCCD12CBB 31 Saturday, March 20, 2010

CouchDB Wie komme ich an meine Daten? 32 Saturday, March 20, 2010

CouchDB Views! 33 Saturday, March 20, 2010

CouchDB function(doc) { if (doc.headware) { for (var hat in doc.headware) { emit(hat, 1); } } } 34 Saturday, March 20, 2010

CouchDB function(keys, values, rereduce) { return sum(values); } 35 Saturday, March 20, 2010

Libraries SimplyStored: Ruby wrapper Models Associations Callbacks Validations Dynamic ﬁnder S3 attachments Paranoid delete http://github.com/peritor/simply_stored 36 Saturday, March 20, 2010

Libraries 37 Saturday, March 20, 2010

B-Tree 38 Saturday, March 20, 2010

Crash-Proof 39 Saturday, March 20, 2010

Ofﬂine by default 40 Saturday, March 20, 2010

Replication 41 Saturday, March 20, 2010

CouchDB POST /_replication 42 Saturday, March 20, 2010

Und? Daten sind wieder König 43 Saturday, March 20, 2010

Aber! Kein goldener Hammer 44 Saturday, March 20, 2010

45 Saturday, March 20, 2010

46 Saturday, March 20, 2010

Peritor Cloud-Management und -Deployment made easy http://scalarium.com 47 Saturday, March 20, 2010

Peritor GmbH Blücherstr. 22, Hof III Aufgang 6 10961 Berlin Tel.: +49 (0)30 69 20 09 84 0 Fax: +49 (0)30 69 20 09 84 9 Internet: www.peritor.com E-Mail: info@peritor.com © Peritor GmbH - Alle Rechte Vorbehalten Saturday, March 20, 2010

NoSQL - Post-Relational Databases - BarCamp Ruhr3

by Jonathan Weiss

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