SQL aggregate functions and the GROUP BY clause are essential for summarizing and analyzing data, enabling users to perform complex data queries effectively.
In SQL, the aggregate functions like COUNT, SUM, AVG, MAX, and MIN allow users to perform calculations on multiple records and return a single value.
The GROUP BY clause is critical when using aggregate functions, as it groups rows that have the same values in specified columns, simplifying data analysis.
Using commands like CREATE TABLE, INSERT, and ALTER TABLE allows for comprehensive database management and modifications, which are foundational for working with SQL.
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