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Process of implementing system design in dynamic models
There are three essential approaches to implementing system design in dynamic models. These approaches are as below:
Describe entity referential integrity and integrity. Give an example of each. Entity Integrity Rule - If there is a attribute A of relation R is a prime attribute of R then A
What are called multilevel indices? Indices with two or more levels are known as multilevel indices.
Software failures : In such cases, a software error abruptly stops the implementation of the current transaction (or all transactions), therefore leading to losing the state of pr
management information system based on functional organisation
Describe the difference between a one-to-many and a many-to-many relationship. Which logical data structures comprise one-to-many and which comprise many-to-many relationship?
let us consider a table having 2200 records and the fixed size of the table to be considered as 25.then how many numbers of table is requredto perform horizontal fragmentation
Attributes and its types explain?
what do you understand by enhanced entity-relationship
The advantages of a database management system (DBMS) include :- Data integrity and elimination of duplication.
Write short note on Data models? Data models: A data model is an abstract model which elaborates how data is represented and accessed. The term data model has two commonly ac
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