1273 mysql error occurs

[ERR] 1273 - Unknown collation: 'utf8mb4_0900_ai_ci'

  

 

 This is because the higher current database version, need to change some of the parameters

Solution:

The sql file

utf8mb4_0900_ai_ciReplace Replaceutf8_general_ci
utf8mb4utf8

SQL file to run again

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Origin www.cnblogs.com/msdog/p/12512615.html