EBK DATABASE SYSTEM CONCEPTS
EBK DATABASE SYSTEM CONCEPTS
7th Edition
ISBN: 9781260049268
Author: SILBERSCHATZ
Publisher: MCG COURSE
Expert Solution & Answer
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Chapter 13, Problem 10E

Explanation of Solution

Allocation of records to blocks:

  • The files are organized logically as a sequence of records. These sequences of records are mapped onto disk blocks.
  • The files are provided as a basic construct in operating systems.
  • In two ways, the logical models can be represented in terms of files.
  • One approach is to map the database to files is to use several files and to store records of only one fixed length in any given file.
  • The second approach is to structure the files as accommodating multiple length for records...

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