use sipstats;

alter ignore table messages remove partitioning;
alter table messages partition by range (id) (partition pmax values less than maxvalue);

alter ignore table message_packets remove partitioning;
alter table message_packets partition by range (message) (partition pmax values less than maxvalue);

alter ignore table packets remove partitioning;
alter table packets partition by range (id) (partition pmax values less than maxvalue);