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Posted to commits@lucene.apache.org by ho...@apache.org on 2015/11/23 22:00:42 UTC
svn commit: r1715950 - /lucene/dev/trunk/solr/CHANGES.txt
Author: hossman
Date: Mon Nov 23 21:00:42 2015
New Revision: 1715950
URL: http://svn.apache.org/viewvc?rev=1715950&view=rev
Log:
SOLR-8261 + SOLR-8329 + SOLR-8239: update 6.0 upgrade instructions to note new defaultSimFromFieldType option for people who want backcompat behavior even if luceneMatchVersion is increased. Also fixed some typos
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=1715950&r1=1715949&r2=1715950&view=diff
==============================================================================
--- lucene/dev/trunk/solr/CHANGES.txt (original)
+++ lucene/dev/trunk/solr/CHANGES.txt Mon Nov 23 21:00:42 2015
@@ -51,20 +51,21 @@ Upgrading from Solr 5.x
to allow for multiple full query results (DocLists) per Solr request.
TransformContext was rendered redundant and was removed. (yonik)
-* Several changes have been made regarding the "Similiarity" used in Solr, in order to provide
+* Several changes have been made regarding the "Similarity" used in Solr, in order to provide
better default behavior for new users. There are 3 key impacts of these changes on existing
users who upgrade:
* DefaultSimilarityFactory has been removed. If you currently have DefaultSimilarityFactory explicitly
- refrenced in your schema.xml, edit your config to use the functionally identical ClassicSimilarityFactory.
- See SOLR-8239 for more details.
+ referenced in your schema.xml, edit your config to use the functionally identical
+ ClassicSimilarityFactory. See SOLR-8239 for more details.
* The implicit default Similarity used when no <similarity/> is configured in schema.xml has
- been changed to SchemaSimilarityFactory. Users who wish to preserve backcompatible behavior should
+ been changed to SchemaSimilarityFactory. Users who wish to preserve back-compatible behavior should
either explicitly configure ClassicSimilarityFactory, or ensure that the luceneMatchVersion
for the collection is less then 6.0. See SOLR-8270 + SOLR-8271 for details.
* SchemaSimilarityFactory has been modified to use BM25Similarity as the default for fieldTypes that
do not explicitly declare a Similarity. The legacy behavior of using ClassicSimilarity as the
- default will occur if the luceneMatchVersion for the collection is less then 6.0. See SOLR-8261 for
- more details.
+ default will occur if the luceneMatchVersion for the collection is less then 6.0, or the
+ 'defaultSimFromFieldType' configuration option may be used to specify any default of your choosing.
+ See SOLR-8261 + SOLR-8329 for more details.
Detailed Change List
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