In SQL, the WHERE clause filters rows returned by the FROM clause table in SELECT queries using one or more search condition filters. Oftentimes, in application development, we accept user input values which in turn, are the WHERE clause conditional filters against the table columns. In this post, I am covering the CodeIgniter 4 where() function and parameter binding for safer filtering in SELECT queries. Continue reading and see examples in MySQL…

Get tailored articles with Refind delivered each day in your inbox. Refind is part of my daily reading habit. Make it part of yours by using my referral link. At no additional cost to you, I will be eligible for a premium subscription with more sign-ups from my link. “The essence of the web, every morning in your inbox. Subscribe for free“

Self-Promotion:

If you …

This post is the eleven one of a series of articles on extending MySQL with the Component Infrastructure, the list above will be updated as new articles are published:

• Extending MySQL using the Component Infrastructure – part 1
• Extending MySQL using the Component Infrastructure – part 2: building the server
• Extending MySQL using the Component Infrastructure – part 3: component services
• …

Wow! Eleven issues so far! Are you ready for your weekly source of original and curated PHP/MySQL content? Ready to learn and grow as a backend developer? Well, you are in luck because OpenLampTech, the newsletter for PHP/MySQL developers, is out and ready for you. Dig in!!!

Do you need to learn MySQL? Just starting and confused about how to query a table and get the data you need? I am creating premium MySQL Beginners content for this specific reason. To help those who want to learn the basics of MySQL but don’t know where to start. Learn more about the premium blog posts as I develop and release them.

Tell me more!

Image by  …

Last week, Jan 18th, we started 2022 with a new release of the MySQL Server suite (Router, Shell, Connectors, …).

MySQL is Open Source and each release contains contributions from our great Community. Let me thanks all the contributors on behalf of the entire MySQL Team: Thank you !

As Dave already mentioned already in his MySQL 8.0.28 Release Note Commentary post, this new version of MySQL includes contributions from Song Zhibai, Venkatesh Prasad Venugopal, Zheng Lai, Tingu Wei, Casa Zhang, Kevin Michel, our Øystein Grøvlen before his comeback, Tsubasa Tanaka, Brian Yue, Murakami Kohei, Casa Zhang, Hope Lee, Rahul Malik, Hobert Lu, Zhai Weixiang and Facebook.

Once again, thank you all for your …

We know how common and useful CSV files are. If you need to save a particular query’s results to a CSV file, it couldn’t be easier than with MySQL Workbench. I recently wrote a quick post over on my Medium account covering this and am sharing it here for any interested readers…

Self-Promotion:

If you enjoy the content written here, by all means, share this blog and your favorite post(s) with others who may benefit from or like it as well. Since coffee is my favorite drink, you can even buy me one if you would like!

Image by  …

I keep rolling in with new issues of OpenLampTech, the newsletter for PHP/MySQL developers and you keep reading them. Sounds like a fair trade to me! I have another fantastic, huge issue for all of your reading enjoyment in the PHP/MySQL world…

Get tailored articles with Refind delivered each day in your inbox. Refind is part of my daily reading habit. Make it part of yours by using my referral link. At no additional cost to you, I will be eligible for a premium subscription with more sign-ups from my link. “The essence of the web, every morning in your inbox. Subscribe for free“

The Newsletter for PHP and MySQL Developers

Let’s get right to …

Backups are a key part of a disaster recovery strategy, making sure you can continue or restore your business in case of an unwanted event with your data.

We always work on trying to improve Percona XtraBackup reliability, always favoring consistency, attempting to make unwanted outcomes be noticed as earlier as possible in the process.

Enabling –strict by Default

As of the upcoming release of 8.0.27, XtraBackup will no longer accept invalid parameters. Since the beginning of the times, validation of parameters has been a difficult task for XtraBackup as it mixes server-side and XtraBackup only parameters.

Starting at Percona XtraBackup 8.0.7 we implemented …

In this tutorial, we’re going to show you how to install MySQL on CentOS. Step-by-step instructions on how to configure and install MySQL. Alternative recommended read: How to Install MySQL on Ubuntu. Prerequisites Before we begin, this is what you’ll need: A CentOS server. You can get one from Linode or Vultr. If you want […]

Source

In this tutorial, we’ll show you how to upgrade/update MySQL to a newer version. This tutorial was written and tested for Ubuntu. Recommended reading: How to install MySQL on Ubuntu Before we begin Before we begin with our actual tutorial, this is what you need (to know): As of writing, the latest MySQL release is […]

Source

I’m always trying different programming exercises in order to learn and grow as a Developer. One of my favorite learning exercises is porting over from one SQL dialect to another, as they all have their own individual features. Having to hack together or mirror non-existent functionality really challenges my thinking, therefore enabling growth and improvement in my query skills. In this post, I share reproducing the same query results using MySQL for queries I first learned of/discovered that were covered using Oracle SQL and specific implementation features…

Image by José Augusto …