relational data base management system, Database Management System

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Related Discussions:- relational data base management system

Physical records, Physical Records These are the records that are store...

Physical Records These are the records that are stored in the secondary storage devices. For the database relation, physical records are the group of fields kept in adjacent me

In a hierarchical model of data records are organized, In a Hierarchical mo...

In a Hierarchical model of data records are organized ? In the hierarchical model of data records are organized as Tree structure.

What is an object design, What is an object design? Object design is a ...

What is an object design? Object design is a very interactive method, which decides the relationship among objects, classifies operations on classes, determines overall system

List two restrictions that are applied on the modification, List two restri...

List two restrictions that are applied on the modification (updation, insertion or deletion) of base tables through view.  Ans: The two restrictions are: 1. If a view

Non-redundant cover and canonical cover, Given the following set of functio...

Given the following set of functional dependencies {cf?bg, g?d, cdg?f, b?de, d?c} defined on R(b,c,d,e,f,g) a.Find a non-redundant cover. b.Find a canonical cover.

What create when a primary key combined with a foreign key, What will be cr...

What will be create when a primary key if combined with a foreign key? A primary key if combined with a foreign key it creates Parent-Child relationship between the tables that

Log, what is the need of a log in dbms

what is the need of a log in dbms

I need erp system, I need ERP system We are selling automotive spare par...

I need ERP system We are selling automotive spare parts on the internet and we require ERP software, which would sync with our e-shop. Our e-shop doesn't use any e-commerce plat

Consistency, what do you mean by consistency in rdbms?

what do you mean by consistency in rdbms?

Logical entity relationship diagrams, How can i turn a conceptual entity re...

How can i turn a conceptual entity relationship diagram into a logical entity relationship diagram? what do i have to do with "mandetory or" and "optional or" relationships?

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