beginner

Unlocking Data Insights with PostgreSQL

Begin your journey into databases with PostgreSQL, an advanced open-source relational system. This learning path will take you from SQL novice to PostgreSQL pro, helping you unlock your data’s full potential.

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Verified skills you'll gain

DEVELOPING

Data Analysis for Insights

INTERMEDIATE

Data Querying and Retrieval

Tools you'll use

PostgreSQL

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Course 2

Learning SQL Joins with PostgreSQL

5 lessons

25 practices

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.

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Course 3

Mastering SQL Functions and Clauses with PostgreSQL

5 lessons

25 practices

Take your SQL skills further by exploring PostgreSQL’s powerful functions and rich features. This course is ideal for those who know SQL basics and are ready to enhance data analysis and reporting. Learn to count, summarize, and identify unique data with PostgreSQL’s advanced capabilities.

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Course 4

Advanced Query Techniques and Conditional Logic in PostgreSQL

4 lessons

21 practices

This course is designed to help you deepen your PostgreSQL expertise, focusing on mastering subqueries, AND/OR logical operators, and conditional statements like ILIKE, IN, and BETWEEN. Ideal for those with a basic understanding of SQL, looking to enhance their data querying capabilities using PostgreSQL's advanced features.

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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