數(shù)據(jù)庫信息管理系統(tǒng)簡介畢業(yè)論文外文翻譯-文庫吧資料
2024-11-21 03:30本頁面
【正文】 n and largescale database management software is being used to set up, use and maintenance of the database. Its unified database management and control so as to ensure database security and integrity. Database management system users access data in the database, the database administrator through Database management system database maintenance work. It provides a variety of functions, allows multiple applications and users use different methods at the same time or different time to build, modify, and asked whether the database. It allows users to easily manipulate data definition and maintenance of data security and integrity, as well as the multiuser concurrency control and the restoration of the database. Using the database can bring many benefits: such as reducing data redundancy, thus saving the data storage space。 to achieve full sharing of data resources, and so on. In addition, the database technology also provides users with a very simple means to enable users to easily use the preparation of the database applications. Especially in recent years introduced microputer relational database management system , intuitive operation, the use of flexible, convenient programming environment to extensive (generally 16 machine, such as IBM / PC / XT, China Great Wall 0520, and other species can run software), dataprocessing capacity strong. Database in our country are being more and more
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