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authorJunio C Hamano <junkio@cox.net>2005-11-03 15:45:36 -0800
committerJunio C Hamano <junkio@cox.net>2005-11-03 15:45:36 -0800
commit6ddc0964034342519a87fe013781abf31c6db6ad (patch)
tree74cc863556a42d41e2bf8dec45e6fd33ed312228 /Documentation/tutorial.txt
parent235d521da60e4699e5bd59ac658b5b48bd76ddca (diff)
parent2be8fd085e865097fa0908fe1a94c8edf9cde7f5 (diff)
GIT 0.99.9cv0.99.9c
Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'Documentation/tutorial.txt')
-rw-r--r--Documentation/tutorial.txt35
1 files changed, 35 insertions, 0 deletions
diff --git a/Documentation/tutorial.txt b/Documentation/tutorial.txt
index 20a4cb1df4..214673db06 100644
--- a/Documentation/tutorial.txt
+++ b/Documentation/tutorial.txt
@@ -455,6 +455,41 @@ the same diff that we've already seen several times, we can now do
(again, `-p` means to show the difference as a human-readable patch),
and it will show what the last commit (in `HEAD`) actually changed.
+[NOTE]
+============
+Here is an ASCII art by Jon Loeliger that illustrates how
+various diff-\* commands compare things.
+
+ diff-tree
+ +----+
+ | |
+ | |
+ V V
+ +-----------+
+ | Object DB |
+ | Backing |
+ | Store |
+ +-----------+
+ ^ ^
+ | |
+ | | diff-index --cached
+ | |
+ diff-index | V
+ | +-----------+
+ | | Index |
+ | | "cache" |
+ | +-----------+
+ | ^
+ | |
+ | | diff-files
+ | |
+ V V
+ +-----------+
+ | Working |
+ | Directory |
+ +-----------+
+============
+
More interestingly, you can also give `git-diff-tree` the `-v` flag, which
tells it to also show the commit message and author and date of the
commit, and you can tell it to show a whole series of diffs.