use sipstats;

set autocommit=0;

alter table messages add column src_mac binary(6) not null after timestamp;
alter table messages add column dst_mac binary(6) not null after src_mac;
alter table messages drop column transport;
alter table messages add column header blob not null after dst_port;
alter table messages add column trailer blob not null after payload;
alter table messages add column was_fragmented tinyint unsigned not null after callee_uuid;

update messages m set
src_mac = (select src_mac from packets p, message_packets mp where p.id = mp.packet and mp.message = m.id limit 1),
dst_mac = (select dst_mac from packets p, message_packets mp where p.id = mp.packet and mp.message = m.id limit 1),
header = (select header from packets p, message_packets mp where p.id = mp.packet and mp.message = m.id limit 1),
trailer = (select trailer from packets p, message_packets mp where p.id = mp.packet and mp.message = m.id limit 1),
was_fragmented = if(length(payload) <= 1472, 0, 1);

drop table message_packets;
drop table packets;
rename table messages to packets;

commit;
set autocommit=1;