引言 缓存是工程师优化分布式系统时首先采用的工具之一。我们会缓存已完成的响应（如数据库查询结果或HTTP响应体），以避免重复执行昂贵的任务。然而，传统缓存未能解决一个经常被忽视的低效源头，即重复的进行中请求（duplicate in-flight request）。

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Critical n8n v CVE-2026-25049 allows authenticated workflow abuse to execute system commands and expose server data.

Baron Funds, an investment management company, released its “Baron Discovery Fund” fourth-quarter 2025 investor letter. A ...

The query optimizer is a crucial component in a relational database system and is responsible for finding a good execution plan for a SQL query. For cloud database service providers, the importance of ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Cory Benfield discusses the evolution of ...

Abstract: How to effectively diagnose and mitigate database performance anomalies remains a significant concern for modern database systems. Manually identifying the root causes of the anomalies is a ...