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Database management is a critical aspect in any organization that relies on data for its operations. SQL (Structured Query Language) is the cornerstone of modern database management and understanding this language is indispensable for any database administrator. While there are numerous SQL courses available, choosing the best one to brush up your skills can be a daunting task. This article will guide you through some of the best SQL courses available in the market for database administrators.
Courses to Consider
1. Coursera – SQL for Data Science
This course offers both an introduction to SQL, and insights into how it’s used in data science operations. The course gives lessons on SQL commands right from the basics. Here is a basic command you will learn.
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-- Select all records from table Employees SELECT * FROM Employees; |
2. Codecademy – Learn SQL
Codecademy’s Learn SQL course is an interactive, online course that provides you with hands-on experience, especially for managing and organizing data. One valuable lesson would be the use of commands to reveal certain data in a table. For instance:
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-- Selecting employees earning more than 50000 SELECT * FROM Employees WHERE salary > 50000; |
3. Udemy – The Complete SQL Bootcamp
This SQL Bootcamp gives you a deep understanding of how to work with databases and tables, using different commands. For example, implementing joins to combine tables:
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-- Joining Employees and Department tables on DepartmentId SELECT Employees.*, Department.DepartmentName FROM Employees INNER JOIN Department ON Employees.DepartmentId = Department.DepartmentId; |
Conclusion
Boosting your database skills is quintessential in this data driven world. These SQL courses are a great way to enhance your current understanding of SQL, as well as learn new techniques and strategies. Remember, learning is a lifelong process. So, let these courses be your stepping-stone to a more fruitful career in database administration.