Table Tree > Display/Refresh Tables and Columns
  
Display/Refresh Tables and Columns
The menu option Schema/Refresh Tables and Columns will display or redisplay the table tree structure in the table pane. This option will display all users and tables that are visible including system tables. In addition it will also provide all the columns for all the tables and views. This may take some time.
Warning: displaying all columns for all tables may take some time
 
 
Table Menu Options
Two pop-up menus are available within the table view pane. The first is available when a user or schema is selected. The second menu is associated with a table or view.