4 Top Free DBMS Courses

Database Management is one of the core skills in the field of development, since anything from a website to app, backend systems are very much required to store & process data.

In this article, we will be looking at the 4 Top Free DBMS Courses, that you learn & improve your database skills.

Note: Read the complete article, so that you find the right course for yourself. You may require a student account with Coursera to access some of these free courses!

What is Database Management System?

A system/software which is specially designed to define, store, retrieve, and manage data in a database is known as Database Management System.

In general, the Database Management System manages incoming data, organizes data, and provides ways to modify or extract the data by users or other programmers.

Some DBMS examples include MySQL, PostgreSQL, Oracle, RDBMS, dBASE, Clipper, Microsoft Access, SQL Server, FileMaker, and FoxPro.

Why DBMS over File System?

There are many advantages of DBMS over File System which are shown in the below comparison table.

File SystemDatabase Management System
Redundancy of DataNo Data Redundancy
Inconsistency of DataConsistent Data
Difficult Data Access as we require Meta-Data about the file to Access it.Easy Data Access as we do not require Meta-Data about the file.
Unauthorized AccessGuaranteed Authorized Access
No Concurrent AccessIt allows Concurrent Access of data
No Backup and RecoveryIt provides Backup and Recovery of data
Searching is difficultSearching is easy

 

So, here are the top 4 free courses for you to have Excellency in Database Management System.

1.Introduction to Databases and SQL Querying:

SQL

This course offered by Udemy is the introductory one on Database Management System. If you are completely new to database management then this is the right place for you.

This course will walk you through from the very basic installation part and setting up the environment to creating your very own table and writing queries for it.

You should be comfortable writing simple queries including queries related to Dates, String manipulation, Aggregation, etc. at the end of the course.

Skills, you will gain:

  • Query a database
  • Create Tables and Databases
  • Proficient with basic SQL querying.

Duration: 3 Hours

Rating: 4.4/5.0 (340k+ enrolled)Register Now

2.Introduction to Structured Query Language (SQL):

Univeristy of Michigan

This course is offered by the University of Michigan, mainly intended for intermediate professionals. 

Having some background in database management will be an added advantage.

This course will also walk you through all of the installation processes for installing MAMP or XAMPP, a text editor, and creating a MySql Database.

You will learn the basic syntax of the SQL language and how to write single table queries. You will also learn database designs with foreign keys, join functions, multiple tables, and more.

In the end, you will be able to implement many-to-many relationship functions too.

Skills you will gain:

  • Phpmyadmin
  • MySQL
  • Relational Database
  • SQL

Duration: 16 Hours

Rating: 4.8/5.0 (87k+ enrolled)


3.SQL for Data Science by Coursera:

UC Davis

This course is offered by UC DAVIS University of California. This course is right for you if you are a beginner and want to go into the depth of the SQL language and use it for data science.

It starts with the very basic foundation part and increases the level to where you can perform complex queries all by yourself.

You will start to work with different types of data like numbers and strings and discuss methods to filter and trim down your results.

You will also learn how to combine data, use case statements, data governing, profiling, etc.

Skills you will gain:

  • Data Science
  • Data Analysis
  • Sqlite
  • SQL

Duration: 14 Hours

Rating: 4.6/5.0 (230k+ enrolled)Register Now

4.Advanced Databases and SQL Querying:

T-SQL

This course is of the advanced leaners & especially for those who have some basic knowledge about the SQL server and knows how to work with the basic syntax of TSQL like INSERT, SELECT, UPDATE, etc.

This course will walk you through advanced concepts like triggers, views, dynamic queries, etc.

If you looking for your next database job or trying to improving your existing database knowledge and apply in your projects, this is the course for you.

Beginners, are not at all intended for this course, since this course will be a deeper dive into the concepts of databases & SQL.

Skills you will gain:

  • Write complex TSQL queries.
  • Know the different TSQL functionalities that exist
  • Write more efficient TSQL code

Duration: 4 Hours

Rating: 4.6/5.0 (175k+ enrolled)Register Now

-Contributed by Dhwani Parekh, ScholarsXP always values your content!

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