hi , i have 4 tables with same structure
person1 {name family nationalcode , … }
person2 {name family nationalcode , … }
person3 {name family nationalcode , … }
person4 {name family nationalcode , … }person2 is detail of master1 and person4 is detail of master3how to do this?is it possible to use only 1 table Instead of 4 table?