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https://tech.meituan.com/MT_Leaf.html
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https://yq.aliyun.com/articles/229420
UUID_STRING — Snowflake Documentation
https://docs.snowflake.net/manuals/sql-reference/functions/uuid_string.html
Twitter的分布式自增ID算法snowflake (Java版) - relucent - 博客園
https://www.cnblogs.com/relucent/p/4955340.html
雪花算法(snowflake) - 明月閣 - CSDN博客
https://blog.csdn.net/u011499747/article/details/78254990