CREATE TABLE events (
        eventid         bigint          DEFAULT '0'     NOT NULL,
        source          integer         DEFAULT '0'     NOT NULL,
        object          integer         DEFAULT '0'     NOT NULL,
        objectid                bigint          DEFAULT '0'     NOT NULL,
        clock           integer         DEFAULT '0'     NOT NULL,
        value           integer         DEFAULT '0'     NOT NULL,
        acknowledged            integer         DEFAULT '0'     NOT NULL,
        PRIMARY KEY (eventid)
) with OIDS;
CREATE INDEX events_1 on events (object,objectid,clock);
CREATE INDEX events_2 on events (clock);

insert into events select alarmid,0,0,triggerid,clock,value,acknowledged from alarms;
drop table alarms;