pre-condition of FT

update sla_polling_config set last_processing_seq=1 where raw_event_type='INCIDENT';
truncate table SCAL_SLAM_SLA.SLA_STATUS_HISTORY;
truncate table SCAL_SLAM_SLA.SLI_STATUS_HISTORY;
truncate table SCAL_SLAM_SLA.SLI_INCIDENT;
update  SCAL_SLAM_SLA.SLA set latest_calc_per_breach_time = null, latest_calc_per_ontarget_time = null, latest_calc_per_atrisk_time=null;
update  SCAL_SLAM_SLA.SLI set latest_calc_per_major_time = null, latest_calc_per_critical_time = null, latest_calc_per_ok_time=null;