Good idea. The advantage to this approach is that all users are presented with the same view definition, so you don¹t have to deal with the missing column in any programs that access it. On 3/1/07 9:20 AM, Bill Ferguson wrote: > You could also create a view with the CASE statement, similar to: > > CREATE OR REPLACE FORCE VIEW TEST1 ("COL_A", "COL_B", "COL_C") AS > select col_a, col_b, > case (user) when 'XYZ' then null > else col_c end col_c > from your_table; > > > You can handle the "user" part various ways, have a table of restricted users, > etc. to select from, just manually add their names to the list, etc. Or, you > may have other things to check for as well. > > If the condition is met, col_c returns a null, if the condition is not met, > then col_c returns the value for that column. I've tested this on 10gR2, I > don't know how other versions will work. > > -- Bill Ferguson > --------------- Jason Heinrich Oracle Database Administrator Pensacola Christian College (850) 478-8496 x2509 jheinrich@xxxxxxxx