I was logged in as root user but getting same error, finally trying some combination found that in "Show DATABASES;" command DATABASES part ... ... <看更多>

Show all databases: show databases;. Access database: mysql -u [username] -p [database] (will prompt for password). Create new database: create database ... ... <看更多>

Use common_schema 's sql_show_grants view. For example, you can query: SELECT sql_grants FROM common_schema.sql_show_grants;. Or you can query for particular ... ... <看更多>