Interview MasterSQL Learning
SQL INNER JOIN
SQL Learning
SQL INNER JOIN
Learn how to use INNER JOIN to retrieve data from multiple tables based on related columns
Understanding SQL INNER JOIN
INNER JOIN is a fundamental SQL join operation used to combine rows from two or more tables based on a related column. It's perfect when you need to show data that has matching values in both tables.
Basic Syntax
SELECT columns
FROM table1
INNER JOIN table2 ON table1.column = table2.column;Practical Example with TokTuk Dataset
Here's a practical INNER JOIN example using the TokTuk dataset:
-- Retrieve usernames and their corresponding video titles
SELECT u.username, v.title
FROM Users u
INNER JOIN Videos v ON u.user_id = v.user_id;Ready to Practice SQL INNER JOIN?
Apply what you've learned in our interactive environment.