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author | Junio C Hamano <gitster@pobox.com> | 2013-03-25 13:46:42 -0700 |
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committer | Junio C Hamano <gitster@pobox.com> | 2013-03-25 13:46:42 -0700 |
commit | f7b1ad870c46c53685ef83efbfd7d9ca1983a191 (patch) | |
tree | 3d37b13993699ccd8f1bebc1b4b93546da3e9bda /Documentation/git-update-index.txt | |
parent | 04fe1184fd0611bf26785b365dd344b8f7d72861 (diff) | |
parent | 7c1017d2d56112b88be2b6fa6d2a57a12ee2ffb4 (diff) | |
download | git-f7b1ad870c46c53685ef83efbfd7d9ca1983a191.tar.gz |
Merge branch 'maint-1.8.1' into maint
* maint-1.8.1:
bundle: Add colons to list headings in "verify"
bundle: Fix "verify" output if history is complete
Documentation: filter-branch env-filter example
git-filter-branch.txt: clarify ident variables usage
git-compat-util.h: Provide missing netdb.h definitions
describe: Document --match pattern format
Documentation/githooks: Explain pre-rebase parameters
update-index: list supported idx versions and their features
diff-options: unconfuse description of --color
read-cache.c: use INDEX_FORMAT_{LB,UB} in verify_hdr()
index-format.txt: mention of v4 is missing in some places
Diffstat (limited to 'Documentation/git-update-index.txt')
-rw-r--r-- | Documentation/git-update-index.txt | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/Documentation/git-update-index.txt b/Documentation/git-update-index.txt index 77a912d4ea..c92775829b 100644 --- a/Documentation/git-update-index.txt +++ b/Documentation/git-update-index.txt @@ -145,7 +145,15 @@ you will need to handle the situation manually. --index-version <n>:: Write the resulting index out in the named on-disk format version. - The current default version is 2. + Supported versions are 2, 3 and 4. The current default version is 2 + or 3, depending on whether extra features are used, such as + `git add -N`. ++ +Version 4 performs a simple pathname compression that reduces index +size by 30%-50% on large repositories, which results in faster load +time. Version 4 is relatively young (first released in in 1.8.0 in +October 2012). Other Git implementations such as JGit and libgit2 +may not support it yet. -z:: Only meaningful with `--stdin` or `--index-info`; paths are |