| **Navigation:**  [[introduction.htm|Language Reference]] > 4 - Entity Declarations > View Structures >====== View Structures ====== | [[file structure properties.htm|{{btn_prev_n.gif|Previous page}}]][[introduction.htm|{{btn_home_n.gif|Return to chapter overview}}]][[view declare a virtual file .htm|{{btn_next_n.gif|Next page}}]] | | || [[view_declare_a_virtual_file_.htm|VIEW (declare a "virtual" file)]] [[project set view fields .htm|PROJECT (set view fields)]] [[join declare a join operation .htm|JOIN (declare a "join" operation)]]