SQL * PLUS Commands

DESC                              Used to describe the structure of an object

SET PAGESIZE n              sets the Pagesize to n length

SET FEEDBACK [on/off]   SQL displays the feedback for every statement that is successfully executed. By turning it off, the feedback is not displayed on      the screen.

SET HEADING [on/off]     In query displays, the heading of the column name is displayed. By turning it off, the heading is not shown on the screen. It can be turned on again.

SET LINESIZE x               Sets ‘x’ number of lines to be displayed on the screen.

SET PAUSE on/off         Pauses the display till the user presses <Enter> key.

/  Executes the latest command in the buffer.