public String getMySQLDatabase() throws GuacamoleException {
        return getRequiredProperty(MySQLGuacamoleProperties.MYSQL_DATABASE);
    }
Returns the name of the MySQL database containing the Guacamole
authentication tables.

@return
    The name of the MySQL database.

@throws GuacamoleException
    If an error occurs while retrieving the property value, or if the
    value was not set, as this property is required.
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-mysql/src/main/java/org/apache/guacamole/auth/mysql/conf/MySQLEnvironment.java