介绍了软件产品管理工具系统的开发环境、系统功能、数据库结构和数据库要求等。
This paper introduces the development environment, system function, database structure and database requirements of management tool system of software production.
传统的内存数据库要求内存数据库能容纳全部外存数据库，因此没有数据装入的问题。
The traditional MMDB assumes that the entire database is stored in volatile main memory, so there is no trouble of data loading.
如果用户发现很难像数据库要求的那样提前定义信息，是否存在可行的存储和检索系统的替代方案呢？
If users find it hard to define their information in advance as databases require, is there an alternative storage and retrieval system that might work well for them?
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