One solution for unique primary keys is to use a system like Snowflake [0] [0] https://blog.twitter.com/engineering/en_us/a/2010/announcing-snowflake.html http

One solution for unique primary keys is to use a system like Snowflake [0] [0] https://blog.twitter.com/engineering/en_us/a/2010/announcing-snowflake.html https://blog.twitter.com/engineering/en_us/a/2010/announcing...