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If you are not familiar with OpenSQLCamp, here's a description
from the home page at http://opensqlcamp.org/:
OpenSQL Camp is open to all – sessions have included PostgreSQL, SQLite, MySQL (and storage engines and forks thereof), Drizzle (and tools such as Google Proto Buffers), DBIx::Cache, Gearman, cloud computing, Unix tips, query optimization, Apache Derby, BlackRay, Continuent Tungsten, DB Clustering, Firebird, CouchDB, MongoDB, Cassandra, Firewater, how to version schemas, Waffle Grid / Storm Cloud, databases on SSDs, and even "soft" topics like the Open Database Alliance.