๐5 Key SQL Aggregate Functions for data analyst
โ๏ธ SUM(): Adds up all the values in a numeric column.
โ๏ธ AVG(): Calculates the average of a numeric column.
โ๏ธ COUNT(): Counts the total number of rows or non-NULL values in a column.
โ๏ธMAX(): Returns the highest value in a column.
โ๏ธMIN(): Returns the lowest value in a column.
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