1. 程式人生 > >CS3402 Lecture 1

CS3402 Lecture 1

file ams gpo clas app problem iou records rac

File Systems

  • permanent records stored in various files
  • application programs are written to extract & add records

Disadvantages of traditional FS

  • data redundancy & inconsistency
  • difficult to access
  • concurrent access anomalies
  • Security problem

CS3402 Lecture 1