help for qmail+vpopmail+mysql

[Chu Zhaowu]

hi, sir,     I have installed qmail+vpopmail+mysql, and all thread have been startup. when I add domain and username into some domain, the directory of the domains and users have been created, but I can't find out the default database and the default table(vpopmail), and can't find the username in mysql. why?     pls help me, thank you!   chu 2001/3/22