MongoDB is a document-oriented database that accelerates applications’ development timeframe. Compared with traditional SQL databases, MongoDB allows developers to store data in a more flexible format ...
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 ...
小T导读：江苏金恒信息科技股份有限公司（以下简称“金恒科技”）专注于为工业企业提供工业软件及智能化整体解决方案，服务领域涵盖钢铁、有色金属、石化、电子制造等多个行业。早在 2021 年，金恒科技便在多个业务系统中部署了 TDengine TSDB 2.x 版本。随着 TDengine TSDB 3.x 的发布，金恒科技陆续完成了系统升级至 3.0 版本，在性能、功能和稳定性方面均得到进一步提升。升 ...
The biggest names in alternative rock are ready to entertain at the iHeartRadio ALTer Ego Festival on January 17, 2026. The festival started in 2018, showcasing artists who have been featured on ...
On Edge of Sports: Dr. Tom Alter on his unjust dismissal from Texas State University, and Arya Shirazi on the upcoming NBA season. Dave Zirin Where sports and politics collide, hosted by Nation ...
InfoQ中国 on MSN
货拉拉用户画像基于 Apache Doris 的数据模型设计与实践
货拉拉是国内领先的同城货运数字化平台，成立于 2013 年。截⾄2025 年 4⽉ ，货拉拉业务覆盖全球 14 个市场 ，400+ 城市 ，其中中国内地总共覆盖 363 座城市 ，⽉活司机达 120 万 ，⽉活⽤户达 1400 万， 并在全球设有 6 ...
Want to pass the Microsoft AI-102 Azure AI Engineer certification exam on your first try? You are in the right place, because we have put together a collection of sample AI-102 exam questions that ...
MANILA, Philippines — Defense Secretary Gilberto Teodoro Jr. said the Philippines must “resist and deter any attempt to change the international order to the detriment of our people and future ...
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