What is DBMS?
A Database Management System (DBMS) is a software system that enables users to define, create, maintain, and manipulate databases. It provides an interface between the database and the users or applications, allowing them to access and manage data efficiently.
The primary functions of a DBMS include:
- Data Definition: Defining the database structure, including specifying data types, relationships between data elements, and constraints.
- Data Manipulation: Inserting, updating, deleting, and retrieving data from the database using queries and commands.
- Data Security: Enforcing access control to ensure that only authorized users can access and modify the data.
- Data Integrity: Maintaining the accuracy, consistency, and reliability of the data through validation rules and constraints.
- Concurrency Control: Managing simultaneous access to the database by multiple users or applications to prevent conflicts and ensure data consistency.
- Backup and Recovery: Providing mechanisms for backing up data and recovering it in case of system failures or data corruption.
Getting started with Databases
Databases and data are the fundamental building blocks of new technology. Data is the building blocks of information, like numbers, words, pictures, and more, that computers use and process. Databases, on the other hand, are like organized libraries, making sure this data is stored, retrieved, and managed effectively.
In this article, we’ll explore the different types of databases from the classic SQL to the trendy NoSQL and even Cloud databases. We will also explore the different databases for web development, backend development, mobile development, DevOps, data engineering, data science, artificial intelligence, cloud computing, and even blockchain/web 3.0.
Table of Content
- What are Data & Databases?
- What is DBMS?
- Types of Databases
- Databases Cheat Sheet
- Databases Interview Questions
- Database Query Based Questions
- Databases Comprehensive Learning Path
- Database Design
- Database Connectivity
- Database Interview Experience
- Databases Required for Different Technology
- Types of Database Jobs
- Tips & Tricks to Improve Database Knowledge