Course 3390
Course Introduction:PHP and MySQL database are golden partners. Not only are they free to use, but more importantly, MySQL can be better combined with PHP. PHP also provides a dedicated programming interface for the MySQL database, improving development efficiency.
Course 19661
Course Introduction:Use PDO mode (PHP data object) to connect and select databases (unified operation of various databases), execute SQL statements and process result sets
Course 20580
Course Introduction:PHP is very suitable for rapid development of Web projects, and Web projects are inseparable from the support of databases. PDO is the access abstraction layer of the database, which can provide a unified access interface for all types of databases, making development simpler and operation safer. In particular, PDO preprocessing technology fundamentally eliminates SQL injection attacks. Therefore, this course focuses on the mainstream PDO preprocessing technology and gives you a complete introduction to this development technology.
Course 7440
Course Introduction:Many programmers who have worked for many years still have a very basic understanding of databases. They are confused as soon as they go out for interviews. They don’t understand basic SQL statements, more complex SQL queries, and SQL statement optimization. They don’t even know how to use them. Redis improves system performance and can withstand tens of millions of concurrencies. This set of courses will help you thoroughly understand MySQL locks, execution plans, indexes, MVCC & Redis transactions, cache, breakdown, penetration, avalanche, warm-up, etc., and you can complete all database interviews in one set!
Course 27999
Course Introduction:"Database MySQL Video Tutorial" provides a basic introduction to the database, allowing everyone to first understand the MySQL database, and then explain the DOS operation database.
How to list data in a section by ID using while loop in PHP?
2023-11-17 20:03:03 0 1 290
How to make table cell values hyperlinked in Dash? (Using Plotly, Dash, Pandas, etc.)
2023-11-17 18:47:10 0 1 283
Best way to preload route data before accessing the route.
2023-11-17 14:54:42 0 2 379
New title: New script does not correctly display strange character encoding of stored data
2023-11-17 10:51:01 0 2 273
Nuxt.js SSG (Static Site Generator) Get API Data
2023-11-16 21:36:07 0 1 176
Course Introduction:In website development, it is often necessary to obtain data from the database and display it on the page. As a commonly used server-side scripting language, PHP can easily query and operate databases. PHP provides three main APIs to operate MySQL database: MySQLi, PDO and MySQL extension library. Among them, MySQLi is the most commonly used. Here we mainly introduce how to use MySQLi to query database data. 1. Connect to the database First, you need to connect to the database in the PHP code. How to use MySQLi as follows:
2023-05-06 comment 0 614
Course Introduction:PHP PDO modifies database data In PHP dynamic web application development, database operation is a very important skill. PDO is an implementation of the PHP Data Object (PHP Data Object) extension, which can operate various database systems in an object-oriented manner in PHP. In database operations, modifying data is an operation we often need to use. Below we will demonstrate how to modify database data through PHP PDO. 1. Prepare database connection. First, we need to connect
2023-04-04 comment 0 317
Course Introduction:How to delete the database corresponding to the database in php: 1. Create a new php file; 2. Create a mysql database connection; 3. Create a sql statement to delete the database my_db; 4. Use the mysql_query() function to execute the sql statement to delete the database.
2021-11-10 comment 0 1445
Course Introduction:PHP is a scripting language widely used in Web development. Its extensive open source nature and versatility make it the first choice for developing Web applications. In Web development, connecting to the database and querying the database are very basic operations. Therefore, this article will explain how to connect to the database and use PHP to query the database. 1. Connect to the database If you want to connect to the database in PHP, you need two parameters, one is the database address, and the other is the database account and password. Common database types include MySQL, PostgreSQL, etc., and different data
2023-04-04 comment 0 684
Course Introduction:PHP is an open source and free programming language widely used in fields such as web development and database operations. In PHP, deleting database files in the database is a very common operation, but many developers may be confused about where the database files are stored. This article will introduce in detail the steps to delete database files in PHP and the relevant knowledge about the file storage location. 1. Steps to delete database files in PHP Deleting database files is a relatively common operation. In PHP, we can achieve it in two ways: mysqli or PDO
2023-05-06 comment 0 261