delete from qrtz_fired_triggers;
delete from qrtz_simple_triggers;
delete from qrtz_simprop_triggers;
delete from qrtz_cron_triggers;
delete from qrtz_blob_triggers;
delete from qrtz_triggers;
delete from qrtz_job_details;
delete from qrtz_calendars;
delete from qrtz_paused_trigger_grps;
delete from qrtz_locks;
delete from qrtz_scheduler_state;

drop table qrtz_calendars;
drop table qrtz_fired_triggers;
drop table qrtz_blob_triggers;
drop table qrtz_cron_triggers;
drop table qrtz_simple_triggers;
drop table qrtz_simprop_triggers;
drop table qrtz_triggers;
drop table qrtz_job_details;
drop table qrtz_paused_trigger_grps;
drop table qrtz_locks;
drop table qrtz_scheduler_state;
