UUIDv7

• Practical log investigation to restore failure time from UUIDv7/ULID 2026-03-07
  We will summarize the practical steps to use the time information included in UUIDv7 and ULID to restore the time of failure and speed up primary isolation. It also deals with the pitfalls of time differences, clock discrepancies, and identical ms collisions.
• UUID v4 / UUID v7 / ULID 全面比较：如何权衡时序性、效率与可读性 2025-08-27
  UUID v4 / UUID v7 / ULID 全面比较：如何权衡时序性、效率与可读性。系统梳理时序、碰撞概率、数据库存储效率与实现陷阱，并补充 UUID v1 / v6 的要点。