What is the difference between DBMS and RDBMS?
Software that is required to store and manage data is known as DBMS, data does not linked or grouped together. In the case of Relational Database Management Systems, they are just like modern libraries that put books into tables with unique identification aspects. Therefore, any kind of data can be linked or grouped together.
| Parameters | DBMS | RDBMS |
|---|---|---|
| Access | Data elements need to be accessed separately. | Multiple data elements can be accessed at the same time. |
| Relationship Between Data | FNo relationship between data. | Data in tables are related to each other. |
| Normalization | It is not present. | It is present. |
| Distributed Database | It does not support distributed databases. | It supports distributed database. |
| Data Storage Format | Data is stored in either a navigational or hierarchical form. | Data is stored in a tabular structure with headers being the column names and the rows containing the corresponding values. |
| Amount of Data | It deals with a small quantity of data. | It deals with a larger amount of data. |
| Data Redundancy | It is prevalent. | Keys and indexes do not allow data redundancy. |
| Number of Users | It supports a single user. | It supports multiple users. |
| Data Fetching | It is slower for large amounts of data. | It is speedy due to the relational approach. |
| Data Security | Low-security levels when it comes to data manipulation. | Multiple levels of data security exist. |
| Software and Hardware Requirements. | Low. | High. |
| Examples | XML, Window Registry, etc. | MySQL, SQL Server, Oracle, Microsoft Access, PostgreSQL, etc. |