Those interested in learning SQL can take a number of courses online. You can choose from courses like Coursera’s SQL for Data Science or Codecademy’s SQL for Web Nerds. You can also check out online resources like Kahn Academy and Noble Desktop’s SQL Level 1 course.
Coursera’s SQL for Data Science
Coursera’s SQL for Data Science is a course that introduces students to the fundamentals of SQL. Students learn how to write queries, create databases, and create entity-relationship diagrams. Students also learn about table aggregation, foreign keys, and JOIN statements. The course concludes with hands-on exercises to help students further develop their SQL skills.
Coursera’s SQL for Data Science course is ideal for students with little or no prior experience in SQL. You’ll learn how to write basic queries and develop more complex ones, including case statements, temp tables, and subqueries. By the end of the course, you’ll have the skills to apply your knowledge in data analysis, and it’s likely that you’ll be ready for an entry-level position in the data analytics field.
Codecademy’s SQL for Web Nerds
Developed by MIT Professor Philip Greenspun, SQL for Web Nerds teaches the basics of relational databases for web applications. It covers basic concepts like queries, transactions, triggers, and views, as well as how to resolve issues like handling foreign data. The course also includes plenty of examples and illustrations to help you get started.
The course is divided into modules, each covering a different aspect of database architecture. The first module covers the basics of database structure and basic SQL commands. The second module covers the more advanced concepts, such as advanced JOIN operations and aggregate functions. The course includes interactive examples and quizzes to test understanding. The course also includes mini-projects with fifteen questions at various difficulty levels.
Kahn Academy’s SQL for NEWBS
If you’re an aspiring database administrator looking to learn how to use SQL, Kahn Academy’s SQL for NEWBs course is a great choice. The course focuses on SQL basics and the most frequently used commands. It also teaches how to perform calculations during queries. The course is organized with three panels: the left panel features a brief description of each exercise, the middle panel contains an interactive SQL command line, and the right panel displays the result of the query.
The tutorials are designed to acquaint the user with new concepts, and each lesson is accompanied by a quiz to check for understanding. The course is available in English and provides downloadable desktop versions for Windows, Mac OS X, and Linux. The course is completely free to download and requires no registration.
BloomTech’s interactive SQL course
BloomTech’s interactive SQL course will take you through the fundamentals of this popular database system. Designed for beginners, the course includes video lectures, coding challenges, and comprehensive assessments. The program aims to move you from complete beginner to master SQL. Listed below are some of the best features of this course.
The first module in the SQL course covers the basic fundamentals of the language, such as table types and indexes. Students will also learn about subqueries and queries. Later in the course, students will explore how to analyze data across multiple tables using Join statements. The interactive format allows students to apply what they have learned in class to solve real-world problems.
Codecademy’s SQL for Data Science
SQL for Data Science is a great way to get started in the data science field. This course introduces common SQL flavors and covers the basics of databases. It also covers data wrangling, indexes, and writing queries that combine multiple tables. The course is designed to be hands-on and focused on real-world problems.
The course consists of over 300-byte video lectures arranged into 17 sections. You’ll learn how to use SQL to analyze data and create visualizations. You’ll also learn how to write queries to access data and formulate data questions. The course ends with a hands-on exercise that enables you to practice what you’ve learned. The course also includes downloadable resources and on-demand videos.
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