A database is a structured collection of records or data that is stored in a computer system.
This data can be used by applications. Even this wikianswers site would be using a database where the questions, the answers, the list of people who edited it etc would be stored.
create the database
The database management system is a program collection that issued in defining, creating, and maintaining the database. It has a 3 function; (1) database defining structure, (2) database populating, and (3) database manipulating.
In computer science engg ,main subjects are oops,data structures,database management system,operating system,computer architecture and more
create the database
DBMS stands for DataBase Management System. The main concepts are the structure, the manipulation, and a set of integrity rules.
The main objective of MIS is to improve the management decision making, by providing accurate and up-to date information about the key aspects of organisational performance.
Functions of a Database Management System: - Database Definition - Database creation (storing data in a defined database) - Retrieval (query and reporting) - Update(Changing the contents of the database) - Programming User Facilities for system development) - Database revision and restructuring - Database integrity control - Performance Monitoring
There are four basic and main database management systems that are used today. Those four include hierarchical, network, relational and object-oriented.
To manage and review
A "query" is usually a programmatic statement that is understand by a DBMS(Database management system) that understands how to access and manipulate data within a database. The primary operations of a query are referred to as CRUD(Create, Read, Update, Delete) and the main programming language for writing queries is ANSI SQL.
In a database management system, data can be viewed in three main ways: Conceptual view: Represents the overall framework or structure of the entire database. External view: Shows a subset of the database and is tailored to meet individual user requirements. Physical view: Describes how data is stored on the physical storage media.
In computer science engg ,main subjects are oops,data structures,database management system,operating system,computer architecture and more