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Displaying posts with tag: database (reset)
What is the LAMP stack? OpenLampTech Repost

Built on time-tested open-source software, the LAMP stack is a popular choice in modern Web Development. Continue reading this OpenLampTech publication report…

The Newsletter for PHP and MySQL Developers

Receive a copy of my ebook, “10 MySQL Tips For Everyone”, absolutely free when you subscribe to the OpenLampTech newsletter.

What is the LAMP stack?

The LAMP stack is a well-established combination of 4 pieces of software that form one of the most robust web application architecture stacks.

LAMP is actually an acronym created from the 1st letter of the name of each of the 4 components it is built from:

  1. Linux – The operating system. …
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OpenLampTech issue #33 – Substack Repost

The publication is growing and we are sharing the good stuff in this OpenLampTech newsletter issue. Developer interviews, a curated WordPress resource, and the LAMP stack coverage you expect are all coming at ya in issue #33…

The Newsletter for PHP and MySQL Developers

Receive a copy of my ebook, “10 MySQL Tips For Everyone”, absolutely free when you subscribe to the OpenLampTech newsletter.

In OpenLampTech issue #33, we have great content covering:

  • Symfony components
  • Is SQL Programming?
  • WordPress FSE vs dynamic templating
  • CakePHP CRUD
  • Linux command-line practice articles
  • And, much much more…
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MySQL SELECT and WHERE Clause Column Existence

I’m sharing another tip for anyone who wants to learn more about MySQL and how to use it. This post covers an example of the differences in columns specified in the WHERE clause but not the SELECT clause and vice-versa.

Image by Drizzt_Do_Urden from Pixabay 

The Newsletter for PHP and MySQL Developers

Receive a copy of my ebook, “10 MySQL Tips For Everyone”, absolutely free when you subscribe to the …

[Read more]
OpenLampTech issue #32 – Substack Repost

There is a whole lot of great PHP, MySQL, and LAMP-stack content in this week’s OpenLampTech newsletter. But, would you expect any less? Me neither. Enjoy this edition and share with others. Thank you for being a dedicated reader!

The Newsletter for PHP and MySQL Developers

Receive a copy of my ebook, “10 MySQL Tips For Everyone”, absolutely free when you subscribe to the OpenLampTech newsletter.

Get your brand, product, or service the attention it needs with affordable classified ad placement in the OpenLampTech newsletter. Thank you for your support!

There is most definitely something for everyone in …

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MySQL Query from JSON

One of my students asked how you could get JSON data out in tabular format. I said they should look at Øystein Grøvlen’s JSON_TABLE – Best of Both Worlds blog post from 2018. Unfortunately, the student wanted another example with the Video Store model that we use in class.

For clarity, all path definitions start with a $ followed by other selectors:

  • A period followed by a name, such as $.website
  • [N] where N is the position in a zero-indexed array
  • The .[*] wildcard evaluates all members of an object
  • The [*] wildcard evaluates all members of an array
  • The prefix and suffix wildcard, **, evaluates to all paths that begin with the named prefix and end with the named suffix

So, here’s a quick supplement to what’s already there. It assumes you created an …

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MySQL Backslashes

Yesterday, I wrote a blog post that showed you how to write a query returning a JSON structure for a 1:many relationship. The relationship was between the member and contact table. It returns one account_number from the member table and a list of first_name and last_name columns from the contact table in a JSON structure.

One of my students asked why I choose to strip the backslashes with Python, and my reply was the SQL was already complex for most blog readers. The student asked but how would you do it in SQL. OK, that’s a fair question for two reasons. First, you don’t need to do in your local programs because it’ll run faster on the server. Second, if you strip the backslashes you can insert it into a standard JSON column. This blog post will show you how to do both.

You would use three REGEXP_REPLACE function calls, like:

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Find All Table’s Current AUTO_INCREMENT Value

I recently wanted to check all tables’ current AUTO_INCREMENT value (if any) for a database dump structure. I wasn’t sure if a tables’ Data Definition Language (DDL) statement contained the current AUTO_INCREMENT value or not. So after I loaded the dump file, I learned of a query to use and find out…

The Newsletter for PHP and MySQL Developers

Receive a copy of my ebook, “10 MySQL Tips For Everyone”, absolutely free when you subscribe to the OpenLampTech newsletter.

Image by  …

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OpenLampTech issue #31 – Substack Repost

I could barely stuff this week’s OpenLampTech issue #31 into the email client to send out. It is that full!

The Newsletter for PHP and MySQL Developers

Receive a copy of my ebook, “10 MySQL Tips For Everyone”, absolutely free when you subscribe to the OpenLampTech newsletter.

In this week’s OpenLampTech issue #31, we are covering articles on:

  • Drupal PWAs
  • What is a WordPress Developer?
  • PHP OOP concepts and definitions
  • WordPress contact form plugin
  • 7 pieces of Linux advice
  • And much, much more.

Original and curated content. PHP, MySQL, and the LAMP stack. All in one place. Every week. …

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MySQL WHERE Clause Equality Comparison Operator

We don’t always need all rows from the table as part of the final results set. You can use one (or more) of the comparison operators to filter the rows with a WHERE clause conditional. In this post, we are looking at the equality comparison operator (=)…

The Newsletter for PHP and MySQL Developers

Receive a copy of my ebook, “10 MySQL Tips For Everyone”, absolutely free when you subscribe to the OpenLampTech newsletter.

Image by kalhh from  …

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OpenLampTech issue #30 – Substack Repost

I’m back again this week with your MySQL, PHP, and LAMP stack media outlet source. There are plenty of great reads in this week’s OpenLampTech newsletter. Enjoy and please share the publication.

The Newsletter for PHP and MySQL Developers

Receive a copy of my ebook, “10 MySQL Tips For Everyone”, absolutely free when you subscribe to the OpenLampTech newsletter.

There is something for everyone in OpenLampTech issue #30. We have articles covering:

  • 20 Laravel tips
  • Ignore FSE
  • Sorting arrays in PHP
  • Linux useradd and adduser commands
  • SQL engineering guide
  • And much much more…

Don’t …

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Showing entries 41 to 50 of 974
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