A new reinforcement learning optimizer called LIGHT uses dynamic graph attention and logarithmic reward shaping to cut query ...

The theme for this time is SQL "execution plans."Execution plans are one of the technologies you absolutely must understand when considering database performance.However, this content might also be a ...

When operating web applications or business systems for many years, the 'database (DB) performance degradation problem' is something that cannot be avoided.Many engineers and web managers have likely ...

A database driver sits on the critical path of many applications. When a frequently executed path performs unnecessary work, even a small amount of overhead can compound across millions of operations.

本文系统讲解 MySQL Optimizer Trace 的原理、开启方法与核心结构解读，重点剖析 join_preparation、join_optimization 和 join_execution 三大阶段，尤其聚焦 rows_estimation 和 considered_execution_plans 等关键决策环节。

Index tuning is critical for the performance of modern database systems. Industrial index tuners, such as the Database Tuning Advisor (DTA) developed for Microsoft SQL Server, rely on the “what-if” ...

As of today, July 14, 2026, SQL Server 2016 has reached end of support. For the past decade, SQL Server 2016 has helped organizations run mission-critical applications and support the data needs of ...

Fetching server data in a React app usually starts with a useState for the result, another for loading, a third for errors, and a useEffect to wire them together. That holds up until a second ...

Databricks introduces full-text search indexes in Beta: create an index with a SQL statement and your substring and keyword queries are accelerated, without query hints or application changes needed.

ChatGPT application displayed on a smartphone screen, highlighting its growing role in everyday life and the increasing reliance on artificial intelligence tools that are shaping decision making and ...

Monica J. White is a journalist with over a decade of experience in covering technology. She built her first PC nearly 20 years ago, and she has since built and tested dozens of PCs. PC hardware is ...