The Print and Export options are available in Application File Menus, Applet Menus and Toolbar buttons (i.e. Quick Print Icon ). The Print option is centrally controlled in Siebel by the built-in Business Service (BS) “PrintListService”. This BS needs some code to be included to disable the print. But there is no such central place to add code to disable Export data option, this is a Siebel Product limitation.
Siebel uses Denormalized Columns to improve the performance of query operation in view where data visibility is restricted using Siebel View modes like Organization, Position etc. Denormalized columns are generally created for columns most frequently used for query like Contact First Name, Last Name etc. These denormalized columns are created in Intersection tables of the base table with Position, Organization tables. This provides an added improvement while querying for commonly used field