What are the issues are formed while selecting a database, Database Management System

Assignment Help:

What are the Issues when Selecting a Database

Issues when Selecting a Database

Storage space requirement: A database requires about triple storage space of the actual data.
Response time: The response time of database for input/output or communication bound (in case of the distributed databases) request.
Locking modes pessimistic locking: Lock before accessing an object
Optimistic locking: Read and writes can freely occur (high degree of concurrency).
Administration: Modern DBMS requires specially trained staff to set up security policies, prepare backups, manage the disk space, monitor performance and fine-tune the performance.

Related Discussions:- What are the issues are formed while selecting a database

What is a transaction? and how does it differs from update, wh

Define the immediate update, Define the Immediate Update The immediate...

Define the Immediate Update The immediate update methods may apply changes to the database on disk before the transaction arrives a successful conclusion. Though, these change

Discuss the types of integrity constraints with example, Discuss the types ...

Discuss the types of integrity constraints in which must be checked for the update operations - Insert and Delete. Give examples. Insert operation can violet any of the subse

Describe log based recovery, Describe log based recovery The most usabl...

Describe log based recovery The most usably structure for recording data base modification is the LOG the log is a sequence of log records recording all the update activities i

How to insert data in your table from another table, How to Insert data in ...

How to Insert data in your table from another table? insert into e.g, To insert tuples from employee into N_emp created above, use following statement Insert into N_emp

Explain the term - control as concurrent tasks, Explain the term - Control ...

Explain the term - Control as Concurrent Tasks As we know, any object can be implemented as a task in programming language or operating system. This is the most general approa

Define data independence, Data independence seems that "the application is...

Data independence seems that "the application is independent of the access strategy and storage structure of data". In other words, the ability to change the schema definition in o

What is the difference between where and having clauses, What is the differ...

What is the difference between WHERE and HAVING clauses?. Predicates in the WHERE clause applies to every tuple while the predicate in the HAVING clause applies to groups.

1) Information about a bank is about customer, 1) Information a...

1) Information about a bank is about customers and their account. Customer has a name, address which consists of house number, area and city, and one or more phone numbers. Ac

Participation constraints, The participation Constraints shows whether the ...

The participation Constraints shows whether the existence of an entity depends on its being associated to another entity by the relationship type. There are two kinds of participat

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages