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Posted to commits@lucene.apache.org by ho...@apache.org on 2014/06/17 19:21:03 UTC

svn commit: r1603227 - /lucene/dev/trunk/solr/CHANGES.txt

Author: hossman
Date: Tue Jun 17 17:21:02 2014
New Revision: 1603227

URL: http://svn.apache.org/r1603227
Log:
LUCENE-5761: upgrade note for solr

Modified:
    lucene/dev/trunk/solr/CHANGES.txt

Modified: lucene/dev/trunk/solr/CHANGES.txt
URL: http://svn.apache.org/viewvc/lucene/dev/trunk/solr/CHANGES.txt?rev=1603227&r1=1603226&r2=1603227&view=diff
==============================================================================
--- lucene/dev/trunk/solr/CHANGES.txt (original)
+++ lucene/dev/trunk/solr/CHANGES.txt Tue Jun 17 17:21:02 2014
@@ -103,7 +103,11 @@ Apache ZooKeeper 3.4.6
 Upgrading from Solr 4.8
 ----------------------
 
-* placeholder
+* Support for DiskDocValuesFormat (ie: fieldTypes configured with docValuesFormat="Disk") 
+  has been removed due to poor performance.  If you have an existing fieldTypes using 
+  DiskDocValuesFormat please modify your schema.xml to remove the 'docValuesFormat' 
+  attribute, and optimize your index to rewrite it into the default codec, prior to 
+  upgrading to 4.9.  See LUCENE-5761 for more details.
 
 Detailed Change List
 ----------------------