Definition of causality for English Language Learners. : 1  the relationship between something that happens or exists and the thing that causes it. : 2  the idea that something can cause another thing to happen or exist.
up vote 3 down vote accepted. Copy Source (internal name is _CopySource) field contains the URL of the source document. SharePoint sets this out of the box when moving a file through the UI, though it is settable programmatically too. share | improve this answer. answered Apr 13 '12 at 6:42.
Copies files from one location to another .It is used to make copies of existing files. This command can be used to combine multiple files into target files. The destination defaults to the current directory. If multiple source files are indicated, the destination must be a directory, or an error will result.