Some data may never change. Yet, other data will change. In SQL, you modify existing rows of data with the UPDATE command. UPDATE is a powerful command as it can potentially change multiple rows of data in a single execution – for better or worse. UPDATE is categorized as a DML command which means: Data Manipulation Language. Let’s learn how to use this integral command with examples…

Photo by Ross Findon on Unsplash

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Joshua Otwell

Joshua Otwell

SQL and PHP/CodeIgniter Developer. Growing through Technical Writing and Blogging. Sign-up for my free newsletter here: openlamptech.substack.com