Intro into Relational Databases

What is a Relational Database or RDBMS(Relational database management systems)?

• -is an organized collection of data . And the data is organized depending on the ue of the RDBMS.
• -is a set of tables containing data fitted into predefined categories.

Each table (which is sometimes called a relation) contains one or more data categories in columns. Examples Oracle Database , Sql Server Database (Microsoft), MySql, PostgreSql this are among the leading relational databases.

Here is the MySQL Database Architecture: