Company
Date Published
Oct. 31, 2024
Author
Chunchun Ye
Word count
1020
Language
English
Hacker News points
None

Summary

In this article, the author discusses how they improved the speed of system table queries in Cloud Dedicated by implementing techniques such as predicate pushdown, multiple filters optimization, and concurrent data fetching. These improvements led to significant performance gains, particularly for databases with large amounts of metadata. The changes reduced query times, making it easier to retrieve relevant system data efficiently and eliminating long debugging waits.