在MySQL数据库中，索引是提升查询性能的关键工具。合理设计索引能显著降低查询延迟，但错误的索引策略可能导致存储空间浪费和写入性能下降。根据业务场景 ...

在数据量激增的背景下，MySQL查询性能已成为开发者最头疼的问题之一。本文将分享经验证的"3步索引优化法"，配合最新工具链，带你实现查询效率的十倍提升。 -- 2025年常见陷阱 SELECT * FROM orders WHERE JSON_EXTRACT (metadata, '$.region') = 'Asia'; -- JSON路径查询未建索引 ...

Duplicati handles the backup side of this hybrid setup. It's a Windows app with a web interface that makes scheduling backups ...

Traditionally, the term “ braindump ” referred to someone taking an exam, memorizing the questions, and sharing them online for others to use. That practice is unethical and violates certification ...

PARIS (AP) — Four suspects in the Louvre heist have been handed preliminary charges and incarcerated, including three believed to be members of the team who forced its way into the museum, leaving ...

HOUSTON (AP) — Bo Nix knows Sunday's win over the Houston Texans wasn't pretty. That seems to be a theme with several of Denver's wins lately and their quarterback is perfectly fine with that. “It ...

HANOI, Vietnam (AP) — U.S. Defense Secretary Pete Hegseth was in Vietnam on Sunday, reaffirming a partnership built on healing the scars of the Vietnam War in a trip that will test whether Washington ...

New European space player aims to unite and enhance capabilities by combining the three respective activities in satellite and space systems manufacturing and space services. Major milestone in ...