Database Management Systems (DBMS): software system, allow to define, allow to maintain and control access, File Processing System: smaller amount of data, for single users, Dont need to do complicated data manipulation, The Database System: share data in database, hold much larger collections of organised information, larger amount of data, Advantages Of Database: Sharing of data, Privacy, Easier Access, Disadvantages Of Data: High complexcity, Huge size, More costly, Components of Database: Hardware , Software , Data,

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?