The document provides an overview of NoSQL databases and focuses on MongoDB and Riak. It discusses how these databases address the needs of web applications by providing flexibility, scalability, and high performance. Riak is highlighted as using a distributed architecture with no single point of failure and tunable consistency properties. Its ability to link documents and handle high availability through replication is also summarized.

1. (Yet-Another-NoSQL-DB) Presented By John Lynch [email_address]

2. Web App Developers ORM Focus on the App Speed of Development DB Agnostic(ish) Fixed Schema Limits design choices Migration Hell Scaling at DB layer Rails!

3. Shiny New Toys Decades of research and best practices Awesome ad-hoc query capability Zillions of vendors/tools/libraries/code Flexibility of schema-less design Ability to scale…. Web-scale

7. Scaling MongoDB Master, Slave, Replica Set, Replica Pair, Shard Server, Connection Pool, ack!

8. Scaling MongoDB 

9. If all you want is NoSQL… NoSQL on MySQL Leverages all MySQL skills, tools, techniques, stability, dependability If you want NoSQL + Scalability… … not so much.

11. Riak speaks HTTP > curl –i http://host:8098/riak/bucket1/key1 HTTP/1.1 200 OK X-Riak-Vclock: awpcFAA== Content-Type: text/plain Content-Length: 9 Last-Modified: Wed, 01 Se… Etag: 45364657 I am a value Leverage existing HTTP infrastructure, tools, etc

12. Scaling Riak Riak Riak Riak Riak Riak Http Load Balancer Varnish (cache) Standard HTTP Protocol Rails Rails Rails Rails Rails

13. Scaling Riak (alt) Riak Rails Nginx Riak Rails Nginx Riak Rails Nginx Riak Rails Nginx Riak Rails Nginx Http Load Balancer Varnish (cache) Standard HTTP Protocol

17. Network Split

18. Network Split

19. Network Split

23. Any questions? (First round at Rock Bottom generously sponsored by Basho.com)