comparison.txt
author thananck@yahoo.com
Tue, 05 Jul 2005 18:23:56 -0800
changeset 632 8b8f710bb658
parent 139 17e66e1a0382
child 1308 2073e5a71008
permissions -rw-r--r--
Provides output option to cat command # HG changeset patch # User thananck@yahoo.com # Node ID c838b9c2c71b1d64b8bde786f6470b30f23962de # Parent 7369ec5d93f2ffd490a43970edd9adf8d2bbe269 Provides output option to cat command expand function in commands.doexport is moved to toplevel and renamed to make_filename. The 'cat' command now accecpts --output <pattern> switch to specify the destination file. Index: hg/mercurial/commands.py ===================================================================

                    Mercurial      git                     BK (*)
storage             revlog delta   compressed revisions    SCCS weave
storage naming      by filename    by revision hash        by filename
merge               file DAGs      changeset DAG           file DAGs?
consistency         SHA1           SHA1                    CRC
signable?           yes            yes                     no       

retrieve file tip   O(1)           O(1)                    O(revs)
add rev             O(1)           O(1)                    O(revs)
find prev file rev  O(1)           O(changesets)           O(revs)
annotate file       O(revs)        O(changesets)           O(revs)
find file changeset O(1)           O(changesets)           ?

checkout            O(files)       O(files)                O(revs)?
commit              O(changes)     O(changes)              ?
                    6 patches/s    6 patches/s             slow
diff working dir    O(changes)     O(changes)              ?
                    < 1s           < 1s                    ?
tree diff revs      O(changes)     O(changes)              ?
                    < 1s           < 1s                    ?
hardlink clone      O(files)       O(revisions)            O(files)

find remote csets   O(log new)     rsync: O(revisions)     ?
                                   git-http: O(changesets)
pull remote csets   O(patch)       O(modified files)       O(patch)

repo growth         O(patch)       O(revisions)            O(patch)
 kernel history     300M           3.5G?                   250M?
lines of code       2500           6500 (+ cogito)         ??

* I've never used BK so this is just guesses