13.3 Major Problems for Realizing Video Database Systems

1. Framework for Data Modeling

What data model is suitable for the construction of a video database?

Different interpretations exist for each different viewpoint of a given object.

different interpretations exist for each different viewpoint of a given object.

2. Query Language and Retrieval System

 query languages should not be discussed independently of data models.

Video indexing using image processing techniques will enrich the retrieval facilities of video databases.

3. Storage Management System

A new storage systems architecture is required to guarantee a minimum data transfer rate however large the accessed video and however large the number of users.

4. Delivery System for Video

In case of video transfer, the minimum constant transfer rate to display smoothly must be guaranteed. If this rate cannot be attained, the delivery system should drop the quality of the images.

5. Transaction Management

A Transaction management method different from conventional methods should be needed.

6. Copyright Issues

Many problems involving illegal copies may arise.