Dear Gila,

i want solution for it as i am new to triggers, Please !!

i am having 3 tables,

A - csid,memid,asetid,asetamt

B - csid,memid,asetid,asetamt,Taxid,retid,EffRet,InsRet

C - csid,NetRet,RealRet

when user inserts value in table A

i...