Branch: refs/heads/4.2 Home: https://github.com/hibernate/hibernate-orm Commit: 92bd9e63104e1b5b08b4957277860f1616b748d7 https://github.com/hibernate/hibernate-orm/commit/92bd9e63104e1b5b08b4957... Author: Sanne Grinovero <sanne(a)hibernate.org&gt; Date: 2014-07-01 (Tue, 01 Jul 2014) Changed paths: M hibernate-core/src/main/java/org/hibernate/id/enhanced/OptimizerFactory.java Log Message: ----------- HHH-9268 The NoopOptimizer used for default id generation doesn't need synchronization