How To Write Query For This Requirement

Hi friends
this is the Orders to rise the publisheres (Titles or magzines).
I have two tables
1) orders Tables the columns are like orderno int , titleId int ,ItContaincomb bit, combinationID int.


Values(1,2,null,null)
values(1,3,null,null)
values(2,4,null,null)
Values(2,3,null,null)
values(2,2,null,null)
values(3,4,null,null)




2) CombinationTable containg columns like CombId int , Titleid int.
values(101,2)
values(101,3)
values(102,4)
values(102,5)
valus(103,2)
values(103,4)


my requirement is in orders table the last twocolumns should be filled by checking the combination table
1)
take 101 combination containg 2,3 titles check these all titles are containg or not . if Compulsory all titles containg means in orders table we put
ItContaincomb true, combinationID 101 for all containg titles.

if not containg single title in orders table for combination 101 means
we put that titleid rows should containg column of ItContaincomb is false and combid is 0.



i want below out put for above two tables how to write a query or how to use all function.
the output is (in orders table)
Values(1,2,true,101)
values(1,3,true,101)
values(2,4,false,0)
Values(2,3,false,0)
values(2,2,true,103)
values(3,4,true,103


please help me .
thanks regards
venkat