SQLSTATE[HY000] [2054] The server requested authentication method unknown to the clientmysql:
image: mysql:8.0
volumes:
- ./mysql/data:/var/lib/mysql
- ./mysql/my.cnf:/etc/mysql/conf.d/my.cnf
ports:
- 3306:3306
env_file:
- ./.envinnodb_buffer_pool_size = 16M
innodb_additional_mem_pool_size = 2M
innodb_log_file_size = 5M
innodb_log_buffer_size = 8M
PHP version 7.1
read the document for yourself. The new verification method Caching SHA-2
so add a sentence to my.cnf:
default_authentication_plugin=mysql_native_passwordchange to the original verification method
this problem is caused by the incompatibility between the new mysql account password unlocking mechanism and the old one. You check your user, if the password is 16 digits, it is the old account, you need to reset the new password.
SELECT
Length(`Password`),
Substring(`Password`, 1, 1)
FROM
`mysql`.`user`
WHERE
`user`='' // has it been solved, landlord?
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