Free Online Queries Courses & MOOCs

Coursera

Duke University

Managing Big Data with MySQL (Coursera)

Statistics & Data Analysis Data Science

Discover how to harness the potential of big data with our comprehensive course on Managing Big Data with MySQL. This course will equip you with the necessary tools and techniques to manage vast amounts of information using one of the most popular relational databases available today. Whether you're a beginner or looking to enhance your existing skills, this course offers valuable insights into optimizing database performance, ensuring data integrity, and extracting meaningful insights from large datasets.

Jun 8th 2026

5-12 Weeks

Databases SQL Big Data

Coursera

LearnQuest

Java Data Access - SQL Primer (Coursera)

CS: Software Engineering

Dive into the world of SQL with our Java Data Access - SQL Primer course. This beginner-friendly program is tailored for Java developers eager to learn how to efficiently interact with relational databases using Structured Query Language (SQL). From creating tables to executing complex queries, you'll gain a solid understanding of essential SQL concepts and techniques.

Jun 1st 2026

2 Weeks

SQL Queries Relational Databases

Coursera

LearnQuest

Jakarta Persistence (JPA) (Coursera)

CS: Software Engineering

Dive into the world of Jakarta Persistence (JPA) with this comprehensive course designed for Java developers. Discover how JPA simplifies object-relational mapping, enabling you to manage data effectively in your applications. From basic concepts to advanced techniques, this course will equip you with the skills needed to leverage JPA for efficient database interactions.

Jun 1st 2026

3 Weeks

Queries JPA Coursera Plus

Coursera

Databricks

Apache Spark (TM) SQL for Data Analysts (Coursera)

Statistics & Data Analysis Data Science

Unlock the power of Apache Spark SQL with this comprehensive course designed for data analysts. Gain expertise in using Spark SQL to analyze large datasets and learn how to implement Delta Lake for enhanced reliability in your data lake solutions. This course will equip you with the skills needed to efficiently ingest, transform, and query data, enabling you to extract valuable insights.

Nov 25th 2024

5-12 Weeks

SQL Big Data Data Analysis

EdX

New York University,NYUx

Introduction to Database Queries (edX)

Computer Science

Discover the fundamentals of working with databases in this beginner-friendly course. Explore the essentials of issuing queries, organizing data, and modifying information within a relational database management system. Perfect for those new to databases or looking to refresh their knowledge.

Self Paced

Self-Paced

Databases SQL Queries

EdX

New York University,NYUx

Advanced Database Queries (edX)

Computer Science

Dive deeper into the world of databases with our 'Advanced Database Queries' course. Build on foundational knowledge and learn how to craft sophisticated SQL queries that handle complex data retrieval tasks effectively. This course is ideal for those who want to refine their database management skills, focusing on advanced querying techniques such as aggregation, subqueries, and built-in functions.

Self Paced

Self-Paced

Databases SQL Queries

MongoDB

MongoDB University

M100: MongoDB for SQL Pros (MongoDB)

Computer Science

Transition smoothly from relational databases to MongoDB with M100: MongoDB for SQL Pros. This course is tailored for SQL users looking to leverage their existing knowledge in a NoSQL environment. Dive into mapping your relational database expertise onto MongoDB, exploring schema modeling, application code writing, and query optimization specific to this document-based database.

Self Paced

Self-Paced

MongoDB Databases SQL

EdX

New York University,NYUx

Advanced Database Administration (edX)

Computer Science

Expand your database administration skills with our 'Advanced Database Administration' course. Dive deeper into managing relational databases, focusing on concurrency control and efficient object creation. This course builds upon the foundational knowledge from Introduction to Databases and Advanced Database Queries, taking you to an expert level of proficiency.

Self Paced

Self-Paced

Databases SQL Database Management