[tahoe-lafs-trac-stream] [Tahoe-LAFS] #658: "tahoe cp" should avoid full upload/download when the destination already exists (using backupdb and/or plaintext hashes)

[Tahoe-LAFS]

#658: "tahoe cp" should avoid full upload/download when the destination already
exists (using backupdb and/or plaintext hashes)
-------------------------+-------------------------------------------------
     Reporter:  warner   |      Owner:
         Type:           |     Status:  new
  enhancement            |  Milestone:  undecided
     Priority:  major    |    Version:  1.3.0
    Component:  code-    |   Keywords:  backupdb tahoe-cp usability newcaps
  frontend-cli           |  performance
   Resolution:           |
Launchpad Bug:           |
-------------------------+-------------------------------------------------

Comment (by daira):

 This may interact with the planned magic folder db (see
 [source:docs/proposed/magic-folder/filesystem-integration.rst]).

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Ticket URL: <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/658#comment:7>
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