Abstract: Researchers are becoming more interested in crowd surveillance because of its several potential applications. These applications may include detecting unusual activity for security purposes, ...

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 ...

Snowflake's approach unifies structured and unstructured data analysis within its platform by treating documents as queryable ...

Learn all about Linux load average, and how you can use it to monitor your system and optimize your system to run smoothly.

The direct flights from Buffalo to Atlanta must've been sold out because Mercedes-Benz Stadium sounded a lot like Orchard Park on Monday Night Football. Left tackle Jake Matthews was flagged for a ...

The direct flights from Buffalo to Atlanta must've been sold out because Mercedes-Benz Stadium sounded a lot like Orchard Park on Monday Night Football. Left tackle Jake Matthews was flagged for a ...

Beyond Step Count: Are We Ready to Use Digital Phenotyping to Make Actionable Individual Predictions in Psychiatry? Abigail Ortiz 1 ; Benoit H Mulsant 1 Article Authors Cited by (5) Tweetations (2) ...