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Beginner SQL

Aggregate Functions SQL Lessons

Learn COUNT, SUM, AVG, MIN, MAX through focused tutorials and business-data examples.

Lessons in this category

SQL Aggregate FunctionsRead lesson SQL COUNTRead lesson SQL COUNT ColumnRead lesson SQL COUNT DISTINCTRead lesson SQL SUMRead lesson SQL AVGRead lesson SQL MINRead lesson SQL MAXRead lesson SQL Aggregates and NULLRead lesson