I connected DAX Studio to a published Power BI semantic model, turned on Server Timings and ran a DAX query. When the query ...

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 ...

During QCon SF, Jeremy Edberg and Qian Li from DBOS presented a non-conventional architectural approach to workflow ...

Overview On November 12, NSFOCUS CERT detected that Microsoft released the November Security Update patch, which fixed 63 security issues involving widely used products such as Windows, Microsoft ...

One of the most respected Microsoft DevOps certifications today is the AZ-400 Microsoft Certified DevOps Engineer Expert. To pass the AZ-400 certification exam, use AZ-400 exam simulators, review ...

你的哥哥程序员鱼皮，曾经就是在大公司负责数据同步。结果双十一当天，近 2 小时的订单数据没有同步过去。数据分析团队看到的数据是 2 小时前的，以为销量没达到预期，就没有及时给热销商品补货。最终错失了 1 个多亿的销售额！鱼皮也因此被老板优化掉了。

If you want to get certified in the Microsoft Azure Developer Associate (AZ-204) exam, you need more than just study materials. You need to practice by completing AZ-204 practice exams, reviewing ...

Mapping and geochemical sampling across the Teichman area in the Egina Gold Camp has defined multiple prospects over an area of 1.3 x 2.5 km, with strong potential along two main shear corridors. The ...