A generalized database management and multi-user operating system designed for the business environment.
A generalized database management and multi-user operating system designed for the business environment.
一种为商业环境而设计的通用数据库管理和多用户操作系统。
A generalized database management and multi-user operating system designed for the business environment.
一种为商业环境而设计的通用数据库管理和多用户操作系统。