2026-03-03 00:00:00:0本报记者 马睿姗3014316910http://paper.people.com.cn/rmrb/pc/content/202603/03/content_30143169.htmlhttp://paper.people.com.cn/rmrb/pad/content/202603/03/content_30143169.html11921 隧道“听诊”，一趟又一趟（新春走基层）
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Documents of products collection are intentionally designed to be more complex and larger than accounts - I want to see what happens, what is the performance penalty mainly, once individual documents are stored on multiple database pages. In Postgres, page size is 8 KB by default - in practice, the goal is to have at least 4 rows stored on a single page, so every record that is larger than 2 KB is put on two or more disk pages. It obviously reduces performance for both writes & reads - more disk pages to read from and write to. In Mongo it works slightly differently in details, but essentially in the same vein - larger documents are stored on more than one page, degrading performance for all operations. In both cases we are about to see - how much exactly.。heLLoword翻译官方下载对此有专业解读
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