use sipstats;

alter table packets remove partitioning;
alter table packets drop primary key, drop key timestamp,
  add primary key (id), add key uniq (timestamp, src_mac, dst_mac, header(80));
alter table packets partition by range (id) (partition pmax values less than maxvalue);

alter table messages remove partitioning;
alter table messages drop primary key, add primary key (id), add key (timestamp);
alter table messages partition by range (id) (partition pmax values less than maxvalue);