Summary: In this episode we discussed: MongoDB Standardization of NoSQL databases Portability between non-relational databases CouchDB PostgreSQL AGPL license PostgreSQL license (like the BSD license) MySQL is GPLv2 Drizzle has rewritten their MySQL driver so it’s not GPL Oracle’s behavior toward products they own that compete InnoDB MySQL engine Microsoft SQL - The price hike and bug report that drove Josh to PostgreSQL Customer expectations vs Intended functionality GreenPlum Alexa Implementing the minimum feature set and getting feedback. Transactional DDL - All operations are transactional except create database. Database Migrations - PostgreSQL can do migrations with no downtime. Memcached Redis Solr ElasticSearch Foreign Data Wrappers - a driver for external data sources that can then be managed through PostgreSQL Lucene Hadoop HBase Cassandra Project Voldemort HyperTable Riak Amazon Cap Theorem Papers VoltDB
