Sample Code:
- ContentDocumentLink objCDL = new ContentDocumentLink();
- objCDL.ContentDocumentId = ‘0695A000004dRpRQAU’;//Id of the file
- objCDL.LinkedEntityId = ‘0035A00003MuvnuQAB’;//Id of the record for sharing
- objCDL.ShareType = ‘V’;
- insert objCDL;