Nestor  McClure

Nestor McClure

1616055540

Food Order Website with PHP and MySQL (Deleting and Updating Category)

This is the 6th part of our “Food Order Website with PHP and MySQL” Course. In this part you’ll work with ‘Categories Module’ and add functionalities like
✅ Delete Image File with PHP
✅ Delete Category from Database
✅ Update Category in Database
✅ Update Image with PHP

Hello Everyone,
Welcome back to “Food Order Website” course, you will learn to create complete dynamic and fully functional website using PHP programming language and MySQL Database.

#php #mysql

What is GEEK

Buddha Community

Food Order Website with PHP and MySQL (Deleting and Updating Category)

I am Developer

1599275499

PHP Code for Update Data in MySQL Database - Tuts Make

php code for updating data in mysql database. Here, i will show you how to fetch and update data from mysql in php.

PHP Code for retrieve and update data form mysql database

  1. Step 1 - Connect to MySQL database
  2. Step 2 - Fetch data from the database
  3. Step 3 - Update data from database

https://www.tutsmake.com/php-code-for-update-data-in-mysql-database/

#how to edit data in php using form #how to update data in php using form mysqli #how to fetch and update data from database in php #php code for updating data in mysql database #php #update

I am Developer

1597486887

PHP mysql Categories and Subcategories Example

Here, i will show you how to create dependent dropdown list of categories and subcategories in php mysql with jQuery ajax.

PHP MySQL Dynamic Category and SubCategory Dependent Dropdown List using Ajax

Just follow below steps for retrieve and display category and subcategory in dropdown list onchange in PHP MySQL using jQuery ajax:

  • Step 1: Create Table
  • Step 2: Insert Data In Table(Category and SubCategory)
  • Step 3: Create DB Connection PHP File
  • Step 4: Create Form And Category, SubCategory Dropdown in Form
  • Step 5: Get Sub Category in Dropdown List by Category Id

https://www.tutsmake.com/category-subcategory-dropdown-in-php-mysql-ajax/

#dynamic category and subcategory in php #category and subcategory in php tutorial #categories and subcategories in php mysql #populate dropdown using jquery ajax in php #category and subcategory in php using ajax

Joe  Hoppe

Joe Hoppe

1595905879

Best MySQL DigitalOcean Performance – ScaleGrid vs. DigitalOcean Managed Databases

HTML to Markdown

MySQL is the all-time number one open source database in the world, and a staple in RDBMS space. DigitalOcean is quickly building its reputation as the developers cloud by providing an affordable, flexible and easy to use cloud platform for developers to work with. MySQL on DigitalOcean is a natural fit, but what’s the best way to deploy your cloud database? In this post, we are going to compare the top two providers, DigitalOcean Managed Databases for MySQL vs. ScaleGrid MySQL hosting on DigitalOcean.

At a glance – TLDR
ScaleGrid Blog - At a glance overview - 1st pointCompare Throughput
ScaleGrid averages almost 40% higher throughput over DigitalOcean for MySQL, with up to 46% higher throughput in write-intensive workloads. Read now

ScaleGrid Blog - At a glance overview - 2nd pointCompare Latency
On average, ScaleGrid achieves almost 30% lower latency over DigitalOcean for the same deployment configurations. Read now

ScaleGrid Blog - At a glance overview - 3rd pointCompare Pricing
ScaleGrid provides 30% more storage on average vs. DigitalOcean for MySQL at the same affordable price. Read now

MySQL DigitalOcean Performance Benchmark
In this benchmark, we compare equivalent plan sizes between ScaleGrid MySQL on DigitalOcean and DigitalOcean Managed Databases for MySQL. We are going to use a common, popular plan size using the below configurations for this performance benchmark:

Comparison Overview
ScaleGridDigitalOceanInstance TypeMedium: 4 vCPUsMedium: 4 vCPUsMySQL Version8.0.208.0.20RAM8GB8GBSSD140GB115GBDeployment TypeStandaloneStandaloneRegionSF03SF03SupportIncludedBusiness-level support included with account sizes over $500/monthMonthly Price$120$120

As you can see above, ScaleGrid and DigitalOcean offer the same plan configurations across this plan size, apart from SSD where ScaleGrid provides over 20% more storage for the same price.

To ensure the most accurate results in our performance tests, we run the benchmark four times for each comparison to find the average performance across throughput and latency over read-intensive workloads, balanced workloads, and write-intensive workloads.

Throughput
In this benchmark, we measure MySQL throughput in terms of queries per second (QPS) to measure our query efficiency. To quickly summarize the results, we display read-intensive, write-intensive and balanced workload averages below for 150 threads for ScaleGrid vs. DigitalOcean MySQL:

ScaleGrid MySQL vs DigitalOcean Managed Databases - Throughput Performance Graph

For the common 150 thread comparison, ScaleGrid averages almost 40% higher throughput over DigitalOcean for MySQL, with up to 46% higher throughput in write-intensive workloads.

#cloud #database #developer #digital ocean #mysql #performance #scalegrid #95th percentile latency #balanced workloads #developers cloud #digitalocean droplet #digitalocean managed databases #digitalocean performance #digitalocean pricing #higher throughput #latency benchmark #lower latency #mysql benchmark setup #mysql client threads #mysql configuration #mysql digitalocean #mysql latency #mysql on digitalocean #mysql throughput #performance benchmark #queries per second #read-intensive #scalegrid mysql #scalegrid vs. digitalocean #throughput benchmark #write-intensive

Seamus  Quitzon

Seamus Quitzon

1596968700

Category Subcategory Dropdown in PHP MySQL Ajax

Dynamic category and subcategory dropdown list in PHP from MySQL DB using ajax. In this tutorial, we will show you how to dynamic populate category and subcategory in the dropdown in PHP MySQL using Ajax.

Sometimes, you need to create separate tables for displaying selected subcategories based on selected category dropdowns. But in this tutorial, we will use only a single table (category and subcategory in one table) for a PHP dynamic populate dropdown list onchange of category and subcategories.

This tutorial will help you step by step on how to implement a dynamic category and subcategory dropdown list onchange in PHP MySQL using Ajax or populate the second dropdown based on the first PHP. As well as learn, how to fetch data from the database in the dropdown list in PHP using jQuery ajax.

In this PHP ajax MySQL get categories and subcategories example, we will show subcategory in the dropdown list based on selected category value in PHP using ajax from the database.

This dynamic category and subcategory dropdown list in PHP MySQL using ajax will look like:

category subcategory dropdown list in php mysql ajax

Dynamic Category and Sub Category DependentDropdown List in PHP using Ajax

Follow the below simple and easy and retrieve and display category and subcategory in dropdown list onchange in PHP MySQL using jQuery ajax:

  • Step 1: Create Table
  • Step 2: Insert Data In Table(Category and SubCategory)
  • Step 3: Create DB Connection PHP File
  • Step 4: Create Form And Category, SubCategory Dropdown in Form
  • Step 5: Get Sub Category in Dropdown List by Category Id

Step 1: Create Table

First of all, open your database and run the following sql query to create categories table into database:

CREATE TABLE `categories` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `parent_id` int(11) NOT NULL DEFAULT '0',
  `category` varchar(255) NOT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

Step 2: Insert Data In Table(Category and SubCategory)

In this step, run the following sql query to insert category and subcategory into mysql database in php:

INSERT INTO `categories` (`id`, `parent_id`, `category`) VALUES
(1, 0, 'General'),
(2, 0, 'PHP'),
(3, 0, 'HTML'),
(4, 3, 'Tables'),
(5, 2, 'Functions'),
(6, 2, 'Variables'),
(7, 3, 'Forms');

#mysql #php #dynamic category and subcategory in php using ajax #php mysql categories and subcategories example

Nestor  McClure

Nestor McClure

1616055540

Food Order Website with PHP and MySQL (Deleting and Updating Category)

This is the 6th part of our “Food Order Website with PHP and MySQL” Course. In this part you’ll work with ‘Categories Module’ and add functionalities like
✅ Delete Image File with PHP
✅ Delete Category from Database
✅ Update Category in Database
✅ Update Image with PHP

Hello Everyone,
Welcome back to “Food Order Website” course, you will learn to create complete dynamic and fully functional website using PHP programming language and MySQL Database.

#php #mysql