I am storing images in an external open-stored container. I'd like to be able to get the url of any particular record's container so I can provide it to those who need it. Can this be done?
If you store your files Externally, here is some useful info for where the files actually are stored
FileMaker Pro 17 Advanced Help
But keep in mind, if you are letting your users open up the files and do changes to them, FileMaker automatically are going to lose it connection to the file.
Retrieving data ...