Determine the persistent object, Database Management System

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Determine the Persistent object

Persistent object can be stored in one of the following:

Files

  • Cheap, permanent, simple storage
  • Low level (Write, Read)
  • Applications must add a code to provide a suitable level of abstraction.

Relational database

  • Standardized and easy to port
  • Supports multiple writers, readers
  • Mature technology

Object database

  • One-to-one mapping from analysis model
  • Associations are straight represented
  • Slower than relational databases for the complex queries

 


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