Shulou(Shulou.com)06/01 Report--

MySQL 5.7Create user error report ERROR 1805 (HY000): Column count of mysql.user is wrong. Expected 45, found 42.

Reason for reporting an error:

The database has done the full library import of mysqldump, imported the user table in the mysql library, and the backup of mysqldump comes from MySQL version 5.5.

Solution:

Use mysql_upgrade to upgrade the user table of the database.

# mysql_upgrade-uroot-p

Mysql.time_zone_transition OK

Mysql.time_zone_transition_type OK

Mysql.user OK

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