Learn how to update data, delete data, and change table schemas with SQL commands UPDATE, DELETE, ALTER, and DROP.
Learn how to store related data in multiple tables and use joins to bring them together (inner joins, outer joins, and self joins).
We'll show you the basics of creating tables and selecting data in various different ways.
Learn how to perform more advanced SQL queries using AND/OR, IN, LIKE, HAVING, and more.
Get ideas for how you can continue learning more about SQL and databases.
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