What is the diffrence between PersistanceHelper vs PersistanceServerHelper ?

[vuchekar]

Hi All,

Can you please expalin the diffrence between "PersistanceHelper" and "PersistanceServerHelper" ?

and how these classes helps to modify/store object in Windchill , what exactly happens behind, how it make changes in database ?

[glv]

PersistenceServerHelper

• This class implements helper methods for server side PersistenceManagerSvr operations. It is running in the Method Server.
• The methods of PersistenceManagerSvr provide low level access to the database and bypassed access control operations.
• PersistenceHelper
• The class contains utility methods associated with the PersistenceManager. It is running in client application.
• The methods of PersistenceManager use access control to determine if the user is allowed to operate the business object.