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

Manually querying V$ views or AWR is inefficient and difficult to track over the long term. Through automated s, we can continuously collect Top SQL, establish historical data, and form a complete ...

Readers help support Windows Report. We may get a commission if you buy through our links. Microsoft SQL Server is a database management system that is mainly used store and retrieve requested data ...

A new SQL Server 2025 feature lets organizations run vector-based semantic searches on their own data, connecting to local or cloud-hosted AI models without relying on massive general-purpose LLMs. I ...

MyBatis的SQL 拦截器是其插件机制的核心，通过动态代理实现对SQL 执行过程的灵活干预。本文从原理（四大接口、动态代理）、实现（定义拦截器、声明目标、配置生效）到实践（日志统计、SQL修改、参数加密），全面解析了拦截器的使用。 前言 在MyBatis框架的 ...

The theorists predict that the beginning of the end will be in about 10 billion years — less than the present age of the universe. Tantalizing evidence hints that dark energy might be evolving, ...

For the first time in 2025, Microsoft's Patch Tuesday updates did not bundle fixes for exploited security vulnerabilities, but the company acknowledged one of the addressed flaws had been publicly ...

Cost per hour, rather than cost per mile, is a more accurate measure of trucking profitability, as it accounts for all operational time (driving, loading, waiting, etc.). Calculating cost per hour ...

Introducing a new cloud billing option for SQL Server customers, providing pay-as-you-go flexibility across on-premises and cloud environments. License by vCore [4]New Allows customers to elect to ...

At Microsoft Build, SQL Server 2025 enters public preview with major enhancements in AI integration, performance, reliability and developer tools -- reaffirming Microsoft’s continued investment in its ...

WITH dt AS ( SELECT temp.product_identifier, temp.parent_product_identifier, temp.Zone, 1 AS hierarchy, parent_product_identifier AS current_parent FROM temp UNION ALL SELECT dt.product_identifier, dt ...