JDO的精选

WithasimpletriathlonJDOPOJOdefinedandaPersistenceMgrobjecthandy,I'mgoodtogo.对于在最佳实践方面的不足，JDO用简单*来弥补。AlthoughtheJDOspecificationismakingprogress,itisstilldoesnothavethewideadoptionan...