What are Mimimum Age, TriggerFilePhysicalDirectory and TriggerFile?

MinimumAge – This parameter specifies the minimum age of files to be retrieved. This enables a   large file to be completely copied into the input directory before it is retrieved for processing. The age is determined by the last modified time stamp

TriggerFilePhysicalDirectory- The directory path where the Oracle File or FTP Adapter   looks for the trigger files.

TriggerFile-The name of the trigger file that activates the inbound Oracle File or FTP   Adapter