You can add a timestamp as a field in your document when you write or add it in an _update handler (though note that these are deprecated and slow).
B. > On 8 Sep 2021, at 21:34, Sultan Dadakhanov <dsult...@gmail.com> wrote: > > Thanks. May be is it possible to extend/update the _attachments object and > add a custom field like timestamp? > > On Wed, Sep 8, 2021 at 11:28 PM Robert Newson <rnew...@apache.org> wrote: > >> Hi, >> >> Unfortunately, no. CouchDB only stores what you put in and does not add >> supplemental data like a timestamp. If you have the couchdb log you might >> find a record of the original PUT request, though. >> >> B. >> >>> On 8 Sep 2021, at 20:42, Sultan Dadakhanov <dsult...@gmail.com> wrote: >>> >>> Googled but unsuccessfully >>> >>> Is it possible to know the timestamp of attachments? When exactly they >>> uploaded to document? >> >>