Content Document Link

The polymorphic relationship between a record and a Content Document.

Property Name	Type	Description	Filter Group and Version	Available Version
`contentDocumentId`	String	The document ID.	Small, 56.0	56.0
`id`	String	ID of the content document link.	Small, 56.0	56.0
`linkedEntityId`	String	ID of the linked object. Can include users, groups or records, and Salesforce CRM Content libraries.	Small, 56.0	56.0
`shareType`	String	The permission granted to the user of the shared file in a library. This is determined by the permission the user already has in the library. `V`—Viewer permission. The user can explicitly view but not edit the shared file. `C`—Collaborator permission. The user can explicitly view and edit the shared file. `I`—Inferred permission. The user’s permission is determined by the related record. For shares with a library, this is defined by the permissions the user has in that library.	Small, 56.0	56.0
`systemModstamp`	String	The date and time when a user or an automated process (such as a trigger) last modified this record. Date and time information is in ISO 8601 format.	Small, 56.0	56.0
`visibility`	String	Specifies whether this file is available to all users, internal users, or shared users. Valid values are: `AllUsers` `InternalUsers` `SharedUsers` `SharedUsers` is used only for files shared with users, and is available only when an org has private org-wide sharing on by default. Visibility can be updated on links to files posted on standard and custom object records, but not to users, groups, or content libraries.	Small, 56.0	56.0
weakEtag	64-bit integer (base 10)	Compare this value between responses to determine whether a document changed. If the value is larger, the document is newer. If the value is smaller, the document is older. If the value is the same, the documents are the same.	Small, 56.0	56.0

User Interface API Developer Guide

Content Document Link