What functions does a data dictionary perform, Database Management System

Assignment Help:

What functions does a data dictionary perform?

In a (DBMS)data management system, the principal functions performed by the data dictionary are

Management of data definitions.
Provision of information for evaluation.
Support for s/w development.
Support form documentation.
Ensuring that the data definitions are flexible and up-to-date.

Related Discussions:- What functions does a data dictionary perform

Why are cursors necessary in embedded sql, Why are cursors necessary in emb...

Why are cursors necessary in embedded SQL? A cursor is an object used to store the output of a query for row-by-row processing through the application programs. SQL statements

What are the two integrity rules, What are the two integrity rules? An...

What are the two integrity rules? Ans: The two integrity rules are: Entity Integrity Rule & Referential Integrity Rule. Entity Integrity Rule - If the attribute A of rel

Dependency preservation, Dependency Preservation It is obvious that the...

Dependency Preservation It is obvious that the decomposition must be lossless so that we do not lose any information from the relation that is decomposed. Dependency preservati

Entity set or entity type, A collection of a same kind of entities is known...

A collection of a same kind of entities is known as an Entity Set or entity type. Example: For the COLLEGE database defines earlier objects of concern are Students, Faculty,

Database Management System, Assume that you are responsible for selecting a...

Assume that you are responsible for selecting a new DBMS product for Sohar Hospital

Describe the types of inheritance, Describe the types of Inheritance ...

Describe the types of Inheritance 1. Single inheritance 2. Multiple inheritance 3. Hierarchical inheritance 4. Multilevel inheritance

Assignment SQL Management Server 2012, Have database built but having probl...

Have database built but having problems with some questions that go with the database

I need help on the following 5 questions, 1. Define and discuss Work Breakd...

1. Define and discuss Work Breakdown Structure, Critical Path Analysis, PERT charts and GANTT charts. Describe the role of each in determining scope, budgets, and schedules? What

Define the term- making common behaviour abstract, Making Common Behaviour ...

Making Common Behaviour Abstract Let us define abstraction "Abstraction means to focus on the necessary, inherent aspects of an entity and ignoring its accidental features". O

Project, Preliminary entities and attributes of human resourse management d...

Preliminary entities and attributes of human resourse management database management system

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages