Question

What are important architectural model of ddbms?

Answer 1

Answer:

Architecture Models for DDBMSs (or more generally for multiple DBMSs) canbe classified along three dimensions:

– Autonomy

– Distribution

– Heterogeneity

Distribution − It states the physical distribution of data across the different sites.

Autonomy − It indicates the distribution of control of the database system and the degree to which each constituent DBMS can operate independently.

Heterogeneity − It refers to the uniformity or dissimilarity of the data models, system components and databases.

Answer 2

Answer:

Architecture Models for DDBMSs (or more generally for multiple DBMSs) canbe classified along three dimensions:

– Distribution

Distribution − It states the physical distribution of data across the different sites.