Data and System Security

profiledesamuthu

1. What is Key-Value Pair Databases? 

 2. What is RDBMS? 

3. What are the foundational behaviors of MapReduce? 

4. For E-R model, there are entity sets, relationship sets, and attributes, please offer/describe some example for the three concepts

5. If we keep use Entity, but skip the use of relationship, what kind of operation can be the substitute?

 

    • 5 years ago
    • 5
    Answer(0)