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Description : Discuss the use of JOIN operations in MySQL and provide examples.
In MySQL, JOIN operations are used to combine rows from two or more tables based on related columns. Use `INNER JOIN` to return records with matching values in both tables, `LEFT JOIN` to return all records from the left table and matched records from the right table, and `RIGHT JOIN` for the opposite. For example, `SELECT * FROM orders INNER JOIN customers ON orders.customer_id = customers.id` retrieves orders with customer details.
Category : Mysql
Created Date : 9/6/2024
How do you perform a JOIN operation in MySQL?
In MySQL, JOIN operations are used to combine rows from two or more tables based on related columns. Use `INNER JOIN` to return records with matching values in both tables, `LEFT JOIN` to return all records from the left table and matched records from the right table, and `RIGHT JOIN` for the opposite. For example, `SELECT * FROM orders INNER JOIN customers ON orders.customer_id = customers.id` retrieves orders with customer details.
In MySQL, JOIN operations are used to combine rows from two or more tables based on related columns. Use `INNER JOIN` to return records with matching values in both tables, `LEFT JOIN` to return all records from the left table and matched records from the right table, and `RIGHT JOIN` for the opposite. For example, `SELECT * FROM orders INNER JOIN customers ON orders.customer_id = customers.id` retrieves orders with customer details.