Objectives-database recovery and security, Database Management System

Assignment Help:

Objectives

Define the terms RECOVERY and INTEGRITY;
Define Recovery Techniques;
Explain Error and Error detection techniques, and
Define types of Authorisation.

Related Discussions:- Objectives-database recovery and security

The internal or physical level in dbms, The Internal or Physical Level ...

The Internal or Physical Level The collection of files permanently stored on secondary storage devices is called as the physical database. The internal or physical level is t

Main difference between read-only and update methods, What is the main diff...

What is the main difference between read-only and update methods? A read-only method does not affect the values of a variable in an object, whereas an update method may alter t

What is meant by software and hardware raid systems, What is meant by softw...

What is meant by software and hardware RAID systems? RAID can be executed with no change at the hardware level, using only software modification. Such RAID implementations are

What is the difference between link and reference, What is the difference b...

What is the difference between link and reference? The fundamental difference between links and references is that links are symmetrical on the other hand references refer only

Types of indexes, Types Of Indexes One of the words used during the fil...

Types Of Indexes One of the words used during the file organisation is the term index. In this part, let us describe this term in more detail. We find the index of keywords

Multiple column queries-syntax, Multiple column Queries: Syntax: ...

Multiple column Queries: Syntax: SELECT COLUMN1, COL2,...... FROM TABLE WHERE (COLUMN1, COL2, ...) IN (SELECT COLUMN1, COL2,.... FROM TABLE WHERE );

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

Briefly explain the state diagram by taking one example, Briefly explain th...

Briefly explain the state diagram by taking one example. State Diagram - An object can be given a sequence of input instructions. The state of the object can vary depending u

How to design a formal and exact model, How to design a formal and exact mo...

How to design a formal and exact model How to design a formal and exact model of real-world problems by applying findings of analysis phase of OMT. The object design phase find

Explain the fourth normal form, Fourth Normal Form (4NF) When attribut...

Fourth Normal Form (4NF) When attributes in a relation have multi-valued dependency, further Normalization to 4NF and 5NF are needed. Let us first find out what multi-valued d

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages