数据库是在６０年代后期才发展起来的数据管理新技术，当时许多发达国家对数据库极为重视，被看作为最具生命力的信息基础产业，它们采取了以计算机技术为先导，以数据库产业为龙头的倾斜发展方式，进行了诸多的尝试，积累了丰富的经验。然而，综观国内的发展历程，我们的... The database was a new technology for data management that was developed in the late 1960s. At that time, many developed countries attached great importance to the database and were regarded as the most viable information infrastructure industry. They took computer technology as the forerunner and database industry as the leader. Leaning on development methods, many attempts have been made and accumulated a wealth of experience. However, looking at the domestic development process, our...