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to update a table with values from another table

4
hi
i have to update a table based on a criteria with value selected from another table. i am writting a java progg for it . i just want to know can it be done with one statement.

my purpose is

result set rs =select (ID) from Tab1 where colmB is null

LOOP rs

select ID2 from tab2 where colC=ID

update tab3 set colD=ID2 where colC=ID and colD is null

end LOOP

hope i have explained my problem clearly...
can anyone please help me in this..
Aug 13 '07 #1
1 1383
debasisdas
8,127 Expert 4TB
yes it can be easily done

can you please post structure of both the tables involved in the update statment.
Aug 13 '07 #2

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