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

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>

The output tells you the Database, Table, and Column the data appears in. Give it a Try !!!. EDIT: CONCAT('SELECT ',QUOTE(db),',' ... ... <看更多>