The first time you access Database Manager, you are prompted to set a password. Enter a password in the "Enter password" textbox and the “Confirm password” textbox, and click the "Create user" button to complete the operation.
Note that this password is only for database administration.
Click the "Databases" tab to start using Database Manager. You will be prompted to enter this password in order to log into Database Manager. Enter your Database Manager password in the "Enter Password" textbox and click the "Login" button to complete the operation.