Closes loading session, sends all the remaining rows to the Salesforce.com or Database.com server, and sends the command to start the actual processing and inserting of the sent data to the server.
You must call Close method after finishing of loading session. No rows will be inserted without calling this method.
Requirements
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2