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Start Your SQL Journey Today!
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SQL Fundamentals
26hrs hours
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Intermediate SQL
4 hours
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tutorial
FORMAT() SQL FUNCTION
FORMAT() is one of the most commonly used functions in SQL. Learn its main applications in this tutorial.
Travis Tang
3 min
tutorial
Aggregate Functions in SQL
Learn how to use aggregate functions for summarizing results and gaining useful insights about data in SQL.
Sayak Paul
9 min
tutorial
SQL: Reporting and Analysis
Master SQL for Data Reporting & daily data analysis by learning how to select, filter & sort data, customize output, & how you can report aggregated data from a database!
Hafsa Jabeen
37 min
tutorial
COUNT() SQL FUNCTION
COUNT() lets you count the number of rows that match certain conditions. Learn how to use it in this tutorial.
Travis Tang
3 min
tutorial
COALESCE SQL Function
COALESCE() is one of the handiest functions in SQL. Read this tutorial to learn how to master it.
Travis Tang
4 min
code-along
Getting Started in SQL
Learn how to write basic queries in SQL and find answers to business questions.
Kelsey McNeillie