SQL(Structured Query Language) for storing, manipulating and retrieving data in databases.
SQL is RDBMS.
RDBMS is a database management system (DBMS) that is based on relational model as introduced by E.F.Code.
It is a DBMS in which the database is organized and accessed according to the relation between data.
In a relational database, relationships between two or more tables by primary and foreign key.
Example- SQL, Orcle, Mysql, Mysql server
1-Simple and easy.
2-Faster Query Processing.
6-Multiple data views.
1. Difficult Interface
2. Cost Inefficient
3. Partial Control