alter table dchecks add snmpv3_securityname varchar(64) DEFAULT '' NOT NULL;
alter table dchecks add snmpv3_securitylevel integer DEFAULT '0' NOT NULL;
alter table dchecks add snmpv3_authpassphrase varchar(64) DEFAULT '' NOT NULL;
alter table dchecks add snmpv3_privpassphrase varchar(64) DEFAULT '' NOT NULL;

CREATE INDEX dchecks_1 on dchecks (druleid);
