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PostgreSQL version 9.3 is now GA and the new default for Heroku Postgres

Change effective on 06 November 2013

PostgreSQL version 9.3 is now generally available and the new default for Heroku Postgres.

Heroku Postgres 2.0 now available Going forwards any deploys of JRuby 1.7.1, 1.7.2, and 1.7.3 will use OpenJDK 1.7.0_25.