Introduction to Database Management Systems

Database introduction by assignment help:

The database management system is also known as the DBMS. It is a system that is developed to organize the data in such a way that it is easy to retrieve that data, easy to insert new data, and also easy to modify the data and also to delete the data. It organizes the data in the tables or the views and follow schema. schema can be defined as a structure in which will be followed while inserting the data into the database.

Like other storage system databases also had some problems like duplication of data so to overcome that challenges DBMS introduced the concept of Normalization.

Normalization is known as the technique in which we reduce the data redundancy and removes various anomalies like insertion, deletion, and update. In normalization, we divide our larger tables into a number of tables and link them with the help of the key. These keys can be a primary key and foreign key.

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