Posts in: Oracle SQL Bootcamp
Filtering Rows with WHERE Clause in MySQL
Use the WHERE clause to filter rows in a SELECT, UPDATE, or DELETE operation based on specified conditions.
Read More →Using Aggregate Functions in MySQL
Learn how to calculate totals, averages, and counts using built-in aggregate functions like COUNT, SUM, AVG, MIN, and MAX.
Read More →Grouping Data with GROUP BY in MySQL
Use the GROUP BY clause to group rows based on column values and perform aggregate functions like COUNT, AVG, SUM per group.
Read More →Filtering Groups with HAVING in MySQL
The HAVING clause is used to filter groups after aggregation, often used with GROUP BY.
Read More →Understanding Joins in MySQL
Learn INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN to combine rows from two or more tables based on related columns.
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