Course Elementary  3067

Course Introduction：If you have any questions, please send us a message via WeChat: Le-studyg; This course aims to deeply explore how to use the Swoole extension to operate the database connection pool in the Laravel framework. The course will start with basic concepts, introduce the basic principles and usage of Swoole, and then focus on how to integrate with the Laravel framework. Students will learn how to configure and manage database connection pools to improve the performance and concurrency of database operations. The course will also cover actual case studies and best practices to help students better understand and apply this technology. Whether you are a Laravel developer or a developer interested in Swoole connection pool operation database, this course will open new doors for you to learn and practice.

Course Elementary  20984

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 Intermediate  8359

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 Intermediate  4175

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 Advanced  10612

Course Introduction：SSDB is a high-performance NoSQL database developed in C/C++ language. It supports KV, list, map(hash), zset(sorted set), qlist(queue) and other data structures. It is used to replace or cooperate with Redis to store billion-level lists. The data.

Course Introduction：Steps to connect to a database in Node.js: Install the MySQL, MongoDB or PostgreSQL package. Create a database connection object. Open a database connection and handle connection errors.

2024-04-21 comment 0  790

Course Introduction：How to connect to database using PHPStorm? Open the database tool window and create a database connection. Enter the connection parameters according to the database type and verify the connection. Browse database objects such as tables, views, and stored procedures. Execute SQL queries or scripts in the SQL tab. Configure connection settings by right-clicking the connection and selecting Properties.

2024-04-07 comment 0  873

Course Introduction：PHP8 can use mysqli and PDO to connect to the database. Detailed introduction: 1. Use mysqli to connect to the database by passing in the database server name, user name, password and database name to connect. Then, use the `connect_error` attribute to check whether the connection is successful and output an error message if the connection fails. Finally, close the connection by calling the `close()` method; 2. Use PDO to connect to the database, and connect by passing in the database server name, password and database name, etc.

2023-11-16 comment 0  1813

Course Introduction：Connection method: 1. Use ADO to connect to the database; 2. Use DSN to connect to the database; 3. Use the connection string to connect to the database.

2023-10-18 comment 0  1756

Course Introduction：PHP database connection encyclopedia: support and connection methods for various databases Connecting to databases in PHP is an essential skill. Supports a wide range of database types, including MySQL, PostgreSQL, SQLite, etc. This article will introduce different connection methods in detail and provide practical cases. MySQLMySQL is one of the most popular databases. Connect to MySQL using the MySQLi extension or PDO. MySQLiPDOPostgreSQL uses pgSQL or PDO to connect to the PostgreSQL database. pgSQLPDOSQLite uses the SQLite3 extension to connect to SQLite databases. Actual combat

2024-06-01 comment 0  641