function driver:purge(username)
return engine:transaction(function()
local stmt,err = engine:delete("DELETE FROM `prosody` WHERE `host`=? AND `user`=?", host, username);
function driver:purge(username)
return engine:transaction(function()
local stmt,err = engine:delete("DELETE FROM `prosody` WHERE `host`=? AND `user`=?", host, username);