Weekly Reading for week of 02/16/2019

Enjoy the weekend with these great open-source SQL blog posts from around the web… At times, a few may be a bit dated, but worth the read, while others are relatively current… Share them along…


Example of the RENAME USER command in MySQL

Naming your users and specifying their host does not have to be permanent. However, to implement any changes to those two fields, it is better to use the RENAME USER command as opposed to directly updating MySQL system tables. Read on to learn about this command with me…

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Data Type as validation constraint – with example in MySQL

Oftentimes, those less-than-obvious gems of programming go unnoticed. Some things are in place for us to utilize, yet we never think about them. In this blog post, I will cover how you can use the integer data type itself, as a sort of validation constraint for data coming into your table(s). Of course, all situations are unique, so this is not a one-size-fits-all solution. However, under the right circumstances, it could be a handy little trick to have up your sleeve.

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