Millions of users work with SQL to keep the gears of their business turning. In an era marked by relentless digital transformation, the proliferation of AI workloads, and tightening regulatory demands ...

每天都能免费收到值得分享的好文 代码解析：CHARINDEX找到"-"的位置，SUBSTRING按位置截取。比如"张三-138..."，CHARINDEX返回3（第3个字符是"-"），名字就是1-2位（张三），电话从第4位开始。比Excel数据分列更灵活，不用预设固定分隔符位数！ 代码解析：REVERSE把路径 ...

Microsoft SQL Server is a database management system that is mainly used store and retrieve requested data across a network. It’s purpose more closely aligns with software developers and not so much ...

In his decades-long career in tech journalism, Dennis has written about nearly every type of hardware and software. He was a founding editor of Ziff Davis’ Computer Select in the 1990s, senior ...

Hello there! 👋 I'm Luca, a BI Developer with a passion for all things data, Proficient in Python, SQL and Power BI ...

Hello there! 👋 I'm Luca, a BI Developer with a passion for all things data, Proficient in Python, SQL and Power BI ...

Splitting a string by a delimiter in SQL Server involves breaking a single text string into smaller parts based on a chosen character. This is often done using functions like STRING_SPLIT, which ...

Abstract: Many computer end-users, such as research scientists and business analysts, need to frequently query a database, yet lack enough programming knowledge to write a correct SQL query. To ...