Medium Cross-post – CodeIgniter 4 CRUD: Update

In some applications, data may never change. Yet, in others, data changes numerous times in its lifecycle. In SQL the UPDATE command changes existing rows of data. CodeIgniter 4 Models have 2 methods available for update operations: update() and save(). Continue reading and learn more about update()


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CodeIgniter 4 CRUD Series with MySQL

This post is a re-share of an article I originally published on my Medium account and is part 3 in the CodeIgniter 4 CRUD with MySQL series. Be sure and visit the 2 previous blog posts to get up to speed.

  1. CodeIgniter 4 CRUD Series with MySQL: Create
  2. CodeIgniter 4 CRUD Series with MySQL: Read

CodeIgniter 4, like most frameworks, provides an ORM (or something comparable) to help ease the pain of working with databases (if that is in fact, pain for you 😁). In CodeIgniter’s case, there are the Model and Query Builder classes

CodeIgniter 4 Model update() method

The CodeIgniter Model class has CRUD methods built right in and they are super-easy to employ for those standard CRUD operations. The model update() method accepts 2 parameters for UPDATE operations: the primary key id for the target row to be updated, and an associative array of data with key/value pairs matching the tables’ columns.

Learn more about the update() method and see examples in the post, CodeIgniter 4 CRUD Series with MySQL: Update.

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Further Reading

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Josh Otwell has a passion to study and grow as a SQL Developer and blogger. Other favorite activities find him with his nose buried in a good book, article, or the Linux command line. Among those, he shares a love of tabletop RPG games, reading fantasy novels, and spending time with his wife and two daughters.

Disclaimer: The examples presented in this post are hypothetical ideas of how to achieve similar types of results. They are not the utmost best solution(s). The majority, if not all, of the examples provided, are performed on a personal development/learning workstation environment and should not be considered production quality or ready. Your particular goals and needs may vary. Use those practices that best benefit your needs and goals. Opinions are my own.

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