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Learning SQL Joins with PostgreSQL

Dive into the world of SQL Joins powered by PostgreSQL's robust capabilities. This course is designed to expand your data analysis skills by exploring the concept of table joins. With PostgreSQL's comprehensive join support as your backdrop, learn how to uncover intricate relationships within a database. This course blends the power of PostgreSQL with the thrill of data discovery.

PostgreSQL

See path

5 lessons

25 practices

2 hours

Data Querying and Retrieval

Course details

Joining Tables - SQL JOINs with PostgreSQL

Preview

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Next Course: Mastering SQL Functions and Clauses with PostgreSQL

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From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11