An unpatched SQL injection vulnerability in the Ghost content management system has been weaponized in an active, large-scale cyberattack that has compromised more than 700 websites worldwide — ...

Cloud-native data analytics startup Sigma Computing Inc. has closed on an $80 million Series E funding round that doubles its valuation to $3 billion, almost a year to the day after its previous ...

In today’s competitive job market, securing a role in database management is difficult. SQL (Structured Query Language) remains a fundamental skill for database administrators, software developers, ...

Every data engineering team right now is being asked the same question: "How do we build a chatbot that talks to our data?" The prototypes are deceptively simple. A developer connects GPT-5.1 to a ...

Have you ever felt like your Excel skills hit a ceiling, no matter how many pivot tables you create? You’re not alone. While standard pivot tables are a reliable tool for summarizing data, they often ...

将冗长的纵向数据“压缩”为横向结构，让分析更高效。本文将通过实战案例，手把手教你掌握 SQL 中行转列的3 种核心方法，并揭示高手的隐藏技巧。 在数据世界中，数据的“形状”往往决定分析的效率。例如： 原始数据：季度销售额按行排列，难以直接生成 ...