Relational Database Management System (RDBMS) Question:
What is meant by Proactive, Retroactive and Simultaneous Update?
Answer:
Proactive Update:
The updates that are applied to database before it becomes effective in real world .
Retroactive Update:
The updates that are applied to database after it becomes effective in real world .
Simulatneous Update:
The updates that are applied to database at the same time when it becomes effective in real world .
The updates that are applied to database before it becomes effective in real world .
Retroactive Update:
The updates that are applied to database after it becomes effective in real world .
Simulatneous Update:
The updates that are applied to database at the same time when it becomes effective in real world .
| Previous Question | Next Question |
| What is 5NF? | What are the different types of JOIN operations? |