Check in and Check out process helps users in accessing the
rpd objects mutually exclusive, when a user is accessing a particular rpd
object then other user will not be able to make any changes.
Example:-
Opened rpd in online mode with weblogic user
Selected the table SAMP_OFFICES_D
Changes can be made in the Physical Table properties window
Now Open the same rpd in online mode with other user Pawan
Double click on the same Physical Table
Click on Check Out
A error message pops up.
Reason:- Same object is being used by the user weblogic, so Pawan user is unable to make the changes.