2023-10-02 Hacker News Top Articles and Its Summaries
1. Goodbye integers, hello UUIDv7 Total comment counts : 46 Summary The article discusses the adoption of UUIDv7 as the primary key choice for Buildkite, a company specializing in CI/CD tools. UUIDs (Universally Unique Identifiers) are unique identifiers that can be generated independently. They have gained popularity as database keys, especially in distributed environments. However, the random nature of standard non-time-ordered UUIDs can lead to poor database index performance. To address this issue, Buildkite previously standardized the use of sequential integer IDs as primary keys but encountered performance issues....