HackerRank isn’t just a random collection of problems; they’ve organized their SQL section pretty well. You can find ...

While some executives still preach the importance of learning the basics, others say there are more valuable skills to know ...

全表扫描（Full Table Scan）是数据库查询中常见的性能杀手，尤其在数据量巨大的生产环境中，一条效率低下的 SQL 就足以引发连锁性的系统故障。为从根本上防范此类风险，百度智能云数据库在 MySQL 内核层面设计并实现了一套全表扫描动态管控机制，实现对低效 SQL 的实时检测、灵活拦截与预警记录，将运维控制权真正交到开发者以及 DBA 手中。

Overview On September 10, NSFOCUS CERT detected that Microsoft released the September Security Update patch, fixing 86 security issues involving widely used products such as Windows, Microsoft Office, ...