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Get Comprehensive SQL Course For Data Professionals with 92% OFF Udemy Coupon

Become a Confident SQL Developer by Developing a Real World Project using SQL and Solving 120+ SQL Coding Exercises.

★ 4.7 out of 5
(5,555 students enrolled)
Instructor: Ramesh Retnasamy
Last Update:
Language: English

Key Takeaways — Course Overview

The following summarizes all verified data points for Comprehensive SQL Course For Data Professionals, including pricing, duration, instructor, and coupon validity. All data is sourced directly from Udemy and verified by CoursesWyn on .

Course Title: Comprehensive SQL Course For Data Professionals

Platform: Udemy (listed via CoursesWyn)

Instructor: Ramesh Retnasamy

Coupon Verified:

Difficulty Level: All Levels

Category: Business

Subcategory: SQL

Duration: 13h 30m of on-demand video

Language: English

Access: Lifetime access to all course lectures and updates

Certificate: Official certificate of completion issued by Udemy upon finishing all course requirements

Top Learning Outcomes: Students who complete Comprehensive SQL Course For Data Professionals will be able to: You will learn how to create database tables, alter an existing table and drop a table that's not required using SQL · You will learn how to query data from a table, apply transformations using functions, filter and sort the data returned using SQL · You will learn how to join multiple tables, summarise the data as required to produce summaries using SQL

Prerequisites: No prior SQL or programming experience necessary. I will start from the basics and also provide detailed step-by-step instructions

Price: $9.99 with coupon / Regular Udemy price: $119.99. Applying this coupon saves you $110.00 (92% OFF).

Important:

This coupon may not function properly in private/incognito browsing mode. Use a standard browser window and temporarily disable ad blockers or VPN services before clicking the redemption link to ensure the discount is applied correctly.

What You'll Learn

Completing Comprehensive SQL Course For Data Professionals gives you the following verified skills and competencies in Business:

  • You will learn how to create database tables, alter an existing table and drop a table that's not required using SQL
  • You will learn how to query data from a table, apply transformations using functions, filter and sort the data returned using SQL
  • You will learn how to join multiple tables, summarise the data as required to produce summaries using SQL
  • You will learn how to use sub queries and common table expressions to implement complex logic using SQL
  • You will learn how to create and work with views to simplify complex solutions using SQL
  • Using SQL, you will learn how to use window functions to carry out complex data analysis with ease
  • Using SQL, you will learn how to design and implement a database for a real world project
  • You will learn how to write SQL queries required to satisfy the requirements for a real world project

Requirements

The following background knowledge and tools are recommended before starting Comprehensive SQL Course For Data Professionals. Students without these prerequisites may still enroll but should expect a steeper learning curve.

  • No prior SQL or programming experience necessary. I will start from the basics and also provide detailed step-by-step instructions
  • No database installation required. We use the database provided by the Udemy Platform. So, any device that you are using to take the course is sufficient.

About This Udemy Course

The following is the full official course description for Comprehensive SQL Course For Data Professionals as published on Udemy by instructor Ramesh Retnasamy. It covers the curriculum structure, teaching methodology, and topic scope for this Business course.

Welcome! I am looking forward to helping you to become proficient in SQL, one of the fundamental skills required to become a data professional. SQL is one of the important skill required to become data engineer, data analyst, data scientist, web developer, application developer etc. So, if you aspire to be a competent data professional, this is course is for you! Course Approach: This is a **comprehensive hands-on course with 120+ SQL coding exercises and a Real World Project of building a database** for one of the popular sporting tournaments, and writing all the SQL statements required for the tournament website. I have combined my experience working with SQL in the industry for 25 years with teaching on Udemy for 160,000 students to create this comprehensive curriculum. Throughout the course, I provide guidance on using best practices for writing SQL statements and also take you through real world examples. I value your time as much as I do mine. So, I have designed this SQL course to be fast-paced and to the point. Also, the course has been taught with simple English and no jargons. I start the course from basics and progress to complex topics, and by the end of the course you will be proficient in SQL. Comprehensive Curriculum: - Beginner Level Topic: - Introduction to Databases and SQL - Basics of SQL statements - Querying Data - Filtering Data - Intermediate Level Topic: - Simple SQL functions - Date Functions - Conditional Expressions & Functions - Aggregate Functions - Grouping Data - SQL Joins - SQL Constraints - Primary & Foreign Keys and Relationships Advanced Level Topic: - Database Design & Entity Relationship Diagrams - Subqueries - Common Table Expressions (CTEs) - Views - Window/ Analytical Functions Project: - Requirements gathering & Database Design - Writing SQL Queries for a Website ANSI SQL: This course follows the ANSI standard for SQL. So, once you complete the course, you will be able to with with SQL on all major databases such as MySQL, PostgreSQL, SQLite, Oracle, SQL Server etc, and also with any big data and parallel processing engines such as Spark SQL, Hive SQL, Snowflake, Google BigQuery, Azure Synapse etc. Course Outcome: Once you have completed the course including all the SQL coding exercises and the project, I genuinely believe that you will be in a position to start working in a real world data project using SQL.

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Is This Course Worth It?

Expert review by Andrew Derek, Lead Course Reviewer at CoursesWyn. Last updated: .

Based on analysis of the curriculum structure, student engagement metrics, and verified rating data, Comprehensive SQL Course For Data Professionals is a high-value resource for learners seeking to build skills in Business. Taught by Ramesh Retnasamy on Udemy, the 13h 30m course provides a structured progression from foundational concepts to advanced SQL techniques — making it suitable for learners at all levels. The current coupon reduces the price by 92%, from $119.99 to $9.99, removing the primary financial barrier to enrollment.

What We Like (Pros)

The following advantages were identified:

  • Verified 92% price reduction makes this course accessible on any budget.
  • Aggregate student rating of 4.7 out of 5 indicates high satisfaction.
  • Includes an official Udemy completion certificate and lifetime access.

Keep in Mind (Cons)

The following limitations should be considered:

  • The depth of SQL coverage may be challenging for newcomers.
  • Lifetime access is contingent on the Udemy platform's operation.
  • Hands-on projects require additional time beyond video watch time.

Andrew Derek

Lead Reviewer

View credentials →

"Given the 92% price reduction and verified 4.7-star rating, Comprehensive SQL Course For Data Professionals represents one of the strongest value propositions currently available in Business. Enrollment is recommended while this coupon remains active."

Final Verdict: Worth It

Course Rating Summary

Comprehensive SQL Course For Data Professionals holds an aggregate rating of 4.7 out of 5 based on 5,555 student reviews on Udemy. The distribution below shows the approximate percentage of students who gave each star rating.

4.7

5,555 Verified Ratings

5 stars
94%
4 stars
13%
3 stars
4%
2 stars
1%
1 star
1%

* Rating distribution is approximated from the aggregate score. Sourced from Udemy. Last verified: .

Instructor Profile

The following section provides background information on Ramesh Retnasamy, the instructor responsible for creating and maintaining Comprehensive SQL Course For Data Professionals on Udemy.

Comprehensive SQL Course For Data Professionals is taught by Ramesh Retnasamy, a Udemy instructor specializing in Business. For the full instructor biography, professional credentials, and a complete list of their courses, visit the official instructor profile on Udemy.

  • Instructor Name: Ramesh Retnasamy

  • Subject Area: Business

  • Teaching Approach: Practical, project-based instruction focused on real-world application of SQL skills.

View Official Instructor Profile ↗

Coupon Help Center

A step-by-step walkthrough showing exactly how to apply a Udemy coupon at checkout — including common issues and how to resolve them.

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Frequently Asked Questions

The following questions and answers cover the most common queries about Comprehensive SQL Course For Data Professionals, its coupon code, pricing, and enrollment process. All answers are based on verified data from Udemy as of .

Is there a verified discount coupon for Comprehensive SQL Course For Data Professionals?
Yes. A verified Udemy coupon for Comprehensive SQL Course For Data Professionals is available on this page, reducing the price from $119.99 to $9.99 — a saving of $110.00 (92% OFF). The coupon was last verified on March 26, 2026.

How do I apply the Comprehensive SQL Course For Data Professionals coupon code?
Click the "Redeem Coupon" button on this page. The 92% discount is automatically applied to the Udemy checkout link. No manual coupon entry is needed.

How long is the Comprehensive SQL Course For Data Professionals course on Udemy?
Comprehensive SQL Course For Data Professionals consists of 13h 30m of on-demand video. Udemy provides lifetime access to enrolled students, allowing you to revisit all content at any time after purchase.

What skills will I gain from Comprehensive SQL Course For Data Professionals?
Comprehensive SQL Course For Data Professionals, taught by Ramesh Retnasamy on Udemy, covers the following competencies: You will learn how to create database tables, alter an existing table and drop a table that's not required using SQL ; You will learn how to query data from a table, apply transformations using functions, filter and sort the data returned using SQL ; You will learn how to join multiple tables, summarise the data as required to produce summaries using SQL . These skills are delivered through 13h 30m of structured SQL content, enabling learners to apply knowledge immediately after each module.

What is the Comprehensive SQL Course For Data Professionals Udemy course?
Comprehensive SQL Course For Data Professionals is a 13h 30m online course on Udemy, created and taught by Ramesh Retnasamy. It covers Business topics and holds a 4.7-star rating from 5,555 enrolled students. Use the verified coupon on this page to access it at $9.99 (92% OFF the regular $119.99 price).
Andrew Derek

Andrew Derek

Expert Reviewer

Andrew Derek is a lead editor and course analyst at CoursesWyn with over 8 years of experience in online education and digital marketing. He meticulously audits every Udemy coupon and course syllabus to ensure students get the highest quality learning materials at the best possible price.

Contact Andrew Verified by CoursesWyn Editorial Team

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