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SQL Joins ✅

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SQL CHEAT SHEET👩‍💻 Here is a quick cheat sheet of some of the most essential SQL commands: SELECT - Retrieves data from a database UPDATE - Updates existing data in a database DELETE - Removes data from a database INSERT - Adds data to a database CREATE - Creates an object such as a database or table ALTER - Modifies an existing object in a database DROP -Deletes an entire table or database ORDER BY - Sorts the selected data in an ascending or descending order WHERE – Condition used to filter a specific set of records from the database GROUP BY - Groups a set of data by a common parameter HAVING - Allows the use of aggregate functions within the query JOIN - Joins two or more tables together to retrieve data INDEX - Creates an index on a table, to speed up search times.

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