android sqlite check if inserted new value

Question

I\'m working with sqlite. I successfully created database and table. I also wrote code which can insert new values in my table. My code is working perfect, but now I want to

Answer 1

long result = db.insert(table name, null, contentvalues);
      if(result==-1)
          return false;
           else
          return true;

this is good solution for it..