Relational Databases Courses and Certifications

SQL and PostgreSQL: The Complete Developer's Guide

12532 ratings at Udemy

Become an expert with SQL and PostgreSQL! Store and fetch data, tune queries, and design efficient database structures!

• Udemy
• 22 hours 13 minutes
• On-Demand
• Paid Course

SQL Level 1

439 ratings at Noble Desktop

Master SQL fundamentals and database concepts while learning to write queries, filter results, and combine data using joins. Practice hands-on with SQL Server Management Studio.

• Noble Desktop
• 6 hours
• On-Demand
• $350.00

SQL for Data Analysis: Beginner MySQL Business Intelligence

10375 ratings at Udemy

Learn SQL database analysis & business intelligence w/ MySQL Workbench. Perfect for SQL beginners or first-time coders!

• Udemy
• 4 hours 32 minutes
• On-Demand
• Paid Course

Microcredential

Journey into SQL with Taylor Swift

875 ratings at CodeSignal

Master SQL fundamentals through Taylor Swift's discography - from basic queries to advanced joins and functions, all while exploring music data in this engaging, pop-culture themed learning journey.

• CodeSignal
• 6 hours
• On-Demand
• Free Certificate
• 4 courses

Joining Data in SQL

291 ratings at DataCamp

Level up your SQL knowledge and learn to join tables together, apply relational set theory, and work with subqueries.

• DataCamp
• 4 hours
• On-Demand
• Free Trial Available

Microcredential

Java Web Developer

296 ratings at Udacity

Master enterprise Java development for in-demand software engineering roles. Build secure, scalable web services and APIs using Spring Boot, implement data persistence, and create CI/CD pipelines.

• Udacity
• 69 hours
• On-Demand
• Paid Course

SQL Certification Program

255 ratings at Noble Desktop

Become a Certified SQL Professional and expand your data career opportunities through this live online bootcamp.

• Noble Desktop
• On-Demand
• $1,699.00

Data Manipulation in SQL

205 ratings at DataCamp

Master the complex SQL queries necessary to answer a wide variety of data science questions and prepare robust data sets for analysis in PostgreSQL.

• DataCamp
• 4 hours
• On-Demand
• Free Trial Available

Accessing Relational Databases with Quarkus

663 ratings at Udemy

Map and query your entities from relational databases using JPA and Panache ORM

• Udemy
• 5 hours 19 minutes
• On-Demand
• Paid Course

SQL Fundamentals

137 ratings at Corporate Finance Institute

Focus on the skills you need to get started with SQL as a data analyst, allowing you to read & transform data and gather insights from a company database

• Corporate Finance Institute
• 4 hours 7 minutes
• On-Demand
• Paid Course

Introduction to Importing Data in Python

90 ratings at DataCamp

Learn to import data into Python from various sources, such as Excel, SQL, SAS and right from the web.

• DataCamp
• 3 hours
• On-Demand
• Free Trial Available

Statistician in R

121 ratings at DataCamp

A statistician collects and analyzes data and helps companies make sense of quantitative data, including spotting trends and making predictions.

• DataCamp
• 2 days 4 hours
• On-Demand
• Free Trial Available

Microsoft Access Bootcamp

124 ratings at Noble Desktop

Master database management with Microsoft Access, from creating tables and queries to generating custom reports and validating data for efficient organization of large datasets.

• Noble Desktop
• 12 hours
• On-Demand
• $499.00

Access Specialist Certification Program

124 ratings at Noble Desktop

Master Microsoft Access database skills from basics to advanced features, including table relationships, queries, forms, reports, and data validation for professional certification.

• Noble Desktop
• 14 hours
• 23rd Apr, 2026
• $859.00

SQL for Joining Data

74 ratings at DataCamp

Join two or three tables together into one, combine tables using set theory, and work with subqueries in PostgreSQL.

• DataCamp
• 5 hours
• On-Demand
• Free Trial Available