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| author | Adam Kocoloski <kocolosk@apache.org> | 2010-12-29 03:01:01 +0000 |
|---|---|---|
| committer | Adam Kocoloski <kocolosk@apache.org> | 2010-12-29 03:01:01 +0000 |
| commit | 3c71d543dd863a4b34a779a6b05de1f10b57a3a0 (patch) | |
| tree | 77d37d0d7c09ef47f5295f1734b82da15bef083b /src/couchdb/couch_key_tree.erl | |
| parent | abf46298f3e98bebd89d8daa001374cba57dcfce (diff) | |
Skip recursive path merging, COUCHDB-968
This patch ensures that we only ever merge a linear path into the tree.
It relies on the stemming code to collapse paths that could have been
merged together by a recursive use of merge_one.
git-svn-id: https://svn.apache.org/repos/asf/couchdb/branches/1.1.x@1053512 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'src/couchdb/couch_key_tree.erl')
| -rw-r--r-- | src/couchdb/couch_key_tree.erl | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/couchdb/couch_key_tree.erl b/src/couchdb/couch_key_tree.erl index 2e3b3e3c..09712adf 100644 --- a/src/couchdb/couch_key_tree.erl +++ b/src/couchdb/couch_key_tree.erl @@ -43,7 +43,7 @@ merge_one([{Start, Tree}|Rest], {StartInsert, TreeInsert}, Acc, HasConflicts) -> case merge_at([Tree], StartInsert - Start, [TreeInsert]) of {ok, [Merged], Conflicts} -> MergedStart = lists:min([Start, StartInsert]), - merge_one(Rest, {MergedStart, Merged}, Acc, Conflicts or HasConflicts); + {ok, Rest ++ [{MergedStart, Merged} | Acc], Conflicts or HasConflicts}; no -> AccOut = [{Start, Tree} | Acc], merge_one(Rest, {StartInsert, TreeInsert}, AccOut, HasConflicts) |