Course 2705
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 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 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 41929
Course Introduction:This course starts from the shallower to the deeper, explaining the knowledge points related to the MySQL database in detail and complete, and finally forms a complete database programming knowledge system. A course suitable for novices or veterans to review
Course 22041
Course Introduction:Compared with traditional hard drives or USB flash drives, online network disks realize file storage, access, upload, download, and backup functions.
XAMPP/SQLSRV:无法在 PHPINFO() 中找到 Sqlsrv; - 来自连接的错误
2023-11-09 22:34:33 0 1 172
2023-11-08 20:01:46 0 1 261
标题重写为:"Flutter mysql1收到了乱序的数据包"
2023-11-05 22:34:25 0 1 217
我需要一种通过PHP将MYSQL数据库导出到CSV的方法,但我还需要选择列名称。到目前为止,我有以下内容,除了获取列名称之外,它可以完成我需要的一切。
2023-11-04 21:59:58 0 2 279
Course Introduction:手机数据线连接电脑没反应的原因可能是电脑USB接口问题、数据线问题、驱动程序问题、USB调试模式设置、充电模式选择或者安全软件阻止等。详细介绍:1、电脑USB接口问题,检查一下电脑的USB接口是否正常工作,电脑的USB接口可能存在故障或者损坏,导致无法识别手机,可以尝试将数据线插入其他USB接口,或者尝试使用其他设备连接同一个USB接口,以确定是数据线还是电脑接口的问题等等。
2024-07-08 comment
Course Introduction:数据库连接优化指南:1.使用连接池重用连接;2.保持长连接以减少建立和关闭开销;3.通过事务管理减少数据库往返;4.根据应用程序并发性调整连接池大小。实战案例:在Laravel框架中,调整连接池大小(min和max)以优化性能。
2024-07-05 comment 428
Course Introduction:不同的PHP框架对数据库选择有影响:Laravel:大力支持RDBMS,如MySQL,提供EloquentORM。Symfony:支持RDBMS和非关系型数据库,如MongoDB,提供DoctrineORM。Yii:紧密集成RDBMS,提供ActiveRecordORM。选择数据库时需考虑:框架原生支持、数据库功能、可扩展性、成本和许可。
2024-07-04 comment 746
Course Introduction:PHP框架提供了简化的数据库交互机制:Laravel使用EloquentORM进行查询和操作。Symfony使用DoctrineORM进行对象关系映射。ZendFramework使用Zend\Db模块管理连接和查询。
2024-07-02 comment 469
Course Introduction:优化数据库查询以提升高并发性能可以通过以下步骤实现:创建索引以快速搜索数据。使用查询缓存避免重复执行查询。使用LIMIT进行分页并使用ORDERBY进行必要排序。使用PDO连接池管理连接并减少开销。使用预加载关系减少单独查询数量。
2024-07-02 comment 802