database abstraction layer

Today, database operations are increasingly becoming a performance bottleneck for the entire application, which is especially noticeable for web applications. It's not just about the performance of the database that DBAs need to worry about, it's

Best 20 + Experience sharing for MySQL performance optimizationMySQL the best over 20 experience sharing for performance optimization ....... ............... ....................... ........ 11. Optimize your query for the query cache ....... ..... .

1. Installing PDOThe database abstraction layer pdo-php The data Object Extension class library defines a lightweight, consistent interface for the PHP Access database, which provides a data access abstraction layer that uses specific PDO driver

When we design the database table structure, we need to pay attention to the performance of the data operation when we operate the database, especially the SQL statements when we look at the table. Here, we're not going to talk too much about

IntroducedThe PHP data Object (PDO) extension defines a lightweight, consistent interface for the PHP Access database. Each database driver that implements the PDO interface can expose the characteristics of a specific database as a standard

Today, database operations are increasingly becoming a performance bottleneck for the entire application, which is especially noticeable for web applications. It's not just about the performance of the database that DBAs need to worry about, it's

Today, database operations are increasingly becoming a performance bottleneck for the entire application, which is especially noticeable for web applications. It's not just about the performance of the database that DBAs need to worry about, it's

Reprinted from Coolshell Chenhao great god http://coolshell.cn/articles/1846.htmlToday, database operations are increasingly becoming a performance bottleneck for the entire application, which is especially noticeable for web applications. It's not

Ext.: http://coolshell.cn/articles/1846.htmlToday, database operations are increasingly becoming a performance bottleneck for the entire application, which is especially noticeable for web applications. It's not just about the performance of the

Today, database operations are increasingly becoming a performance bottleneck for the entire application, which is especially noticeable for web applications. It's not just about the performance of the database that DBAs need to worry about, it's

Today, database operations are increasingly becoming a performance bottleneck for the entire application, which is especially noticeable for web applications. It's not just about the performance of the database that DBAs need to worry about, it's

1. Optimize Your MySQL query CacheYou can enable the High-Speed query cache for queries on the MySQL server. It is one of the most effective ways to improve performance by quietly processing the database engine in the background. When the same query

1, do not write comments2. Do not use IDE tools that can improve productivity3. Do not use version control4. Do not write code according to programming specifications5, do not use a unified approach6. Do not think and plan before coding7. Do not

Flask framework,A Brief Introduction to the FLask framework Flask is a micro-framework developed based on Python and dependent on the jinja2 template and the Werkzeug WSGI service. For Werkzeug, it is essentially a Socket server, which is used to

Recently, the topic of PHP chat room technology has been launched in PHPChina, and I am working on this project recently. I also want to express my views here. Main functions of the chat room:1. Register, log on, exit, and modify data.2. the user

Comparison between the ten PHP development frameworks and the PHP development frameworks has recently become a hot topic in the PHP community. new frameworks are launched almost every day. Faced with more than 40 development frameworks on the market,

1. do not write comments 2. do not use IDE tools that can improve production efficiency 3. do not use version control 4. do not write code according to programming specifications 5. do not use unified methods 6. before coding do not think about and

This article will guide you through the ten most popular development frameworks and compare them horizontally. I will first List A list of all the frameworks, and then I will briefly describe them one by one about the hot topics of PHP development

PDO, MYSQL, and MYSQLI have better performance, normal mysql connections will certainly be discarded because every time SQL injection is prevented, and relatively slow mysql connections will certainly be discarded because every time SQL injection

For reference, the php learning and improvement course is shared. Stage 1: Introduction to Basic WEB 1.1 website knowledge; 1.2 Introduction to Network protocols; 1.3BS and CS structures; 1.4WEB programming and website development technology. Second,