table artistType [atid, at] table artist [artiistid, aname, atid] festival[festivalid, festivalname] festivaDate [dayserialnumber, dayno, date] stage[id, stagename] festivalscheduling[id, festivalid, dayserialnumber, stageid] artistPerFestiavlDay[schedulingid, articstid, slotstart, slotend, slot]
festival [id, name] stage[id, name] equipment[id, name, typeid] equtype[id, name] festivalStages [id, festivalid, stageid] eqipatfest[festivalstageid, equipementid]