In the realm of databases, making the right decisions about which system to adopt can make or break the fluidity and efficiency of your applications. PostgreSQL, an open source relational database, is increasingly becoming the go-to choice for developers around the world.
I’ve posted a complete PostgreSQL course on the freeCodeCamp.org YouTube channel. Covers PostgreSQL from the basics. Alexandru Cristian created this course. He has created courses on his Udemy and his freeCodeCamp channel.
This course includes:
PostgreSQL overview
- Learn more about what PostgreSQL is and its unique benefits.
Windows installation – PostgreSQL and PgAdmin and database setup
- Step-by-step installation guide.
- Set up your first database using PgAdmin.
SELECT statement details
- Basics and usage examples of the SELECT statement.
Select challenge
- Test your knowledge with practical challenges.
SELECT DISTINCT and exploring challenges
- Understand the role of DISTINCT in queries.
- An engaging challenge to solidify knowledge.
Explore the WHERE clause
- SELECT WHERE basics and practical examples.
- Engaging challenges to ensure a solid understanding of concepts.
Learn more: Advanced query structure
- Overview of COUNT, ORDER BY, LIMIT, and BETWEEN statements.
- Examine the IN statement and understand the LIKE and ILIKE clauses.
Common challenges
- This is a comprehensive assignment that covers all previous topics.
Aggregate functions and beyond
- Introducing functions that enable data analysis.
- Learn more about GROUP BY – from basic introduction to practical examples and challenges.
- Expose the HAVING command and AS statement.
This course is perfect for a variety of people. developers interested in improving their database skills will find it particularly useful, as will aspiring database administrators looking to specialize in PostgreSQL. Computer science students looking for hands-on experience and technology enthusiasts interested in the intricacies of relational databases will also greatly benefit from the content provided.
Watch the entire course on the freeCodeCamp.org YouTube channel (3 hours of viewing).
