svn commit: r1382141 - in /lucene/dev/branches/branch_4x: ./ lucene/ lucene/CHANGES.txt lucene/core/

[mi...@apache.org]

Author: mikemccand
Date: Fri Sep  7 20:00:51 2012
New Revision: 1382141

URL: http://svn.apache.org/viewvc?rev=1382141&view=rev
Log:
LUCENE-3030: add missing CHANGES entry

Modified:
    lucene/dev/branches/branch_4x/   (props changed)
    lucene/dev/branches/branch_4x/lucene/   (props changed)
    lucene/dev/branches/branch_4x/lucene/CHANGES.txt   (contents, props changed)
    lucene/dev/branches/branch_4x/lucene/core/   (props changed)

Modified: lucene/dev/branches/branch_4x/lucene/CHANGES.txt
URL: http://svn.apache.org/viewvc/lucene/dev/branches/branch_4x/lucene/CHANGES.txt?rev=1382141&r1=1382140&r2=1382141&view=diff
==============================================================================
--- lucene/dev/branches/branch_4x/lucene/CHANGES.txt (original)
+++ lucene/dev/branches/branch_4x/lucene/CHANGES.txt Fri Sep  7 20:00:51 2012
@@ -1294,6 +1294,13 @@ New features
 * LUCENE-4108: add replaceTaxonomy to DirectoryTaxonomyWriter, which replaces
   the taxonomy in place with the given one. (Shai Erera)
 
+* LUCENE-3030: new BlockTree terms dictionary (used by the default
+  Lucene40 postings format) uses less RAM (for the terms index) and
+  disk space (for all terms and metadata) and gives sizable
+  performance gains for terms dictionary intensive operations like
+  FuzzyQuery, direct spell checker and primary-key lookup (Mike
+  McCandless).
+
 Optimizations
 
 * LUCENE-2588: Don't store unnecessary suffixes when writing the terms