Object-oriented databases use small, recyclable separated of software called objects. The objects themselves are stored in the object-oriented database. Each object contains of two elements:
  1. Piece of data (e.g., sound, video, text, or graphics).
  2. Instructions, or software programs called methods, for what to do with the data.
Disadvantage of Object-oriented databases
  1. Object-oriented databases have these disadvantages.
  2. Object-oriented database are more expensive to develop.
  3. In the Most organizations are unwilling to abandon and convert from those databases.
They have already invested money in developing and implementing.
The benefits to object-oriented databases are compelling. The ability to mix and match reusable objects provides incredible multimedia capability.