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LUCENE-1076: reconcile CHANGES 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1103074 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Michael McCandless 2011-05-14 12:03:34 +00:00
parent b700557d73
commit 36dd35d18c
1 changed files with 7 additions and 5 deletions
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lucene/CHANGES.txt
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@ -162,11 +162,6 @@ Changes in Runtime Behavior
* LUCENE-2720: IndexWriter throws IndexFormatTooOldException on open, rather * LUCENE-2720: IndexWriter throws IndexFormatTooOldException on open, rather
than later when e.g. a merge starts. (Shai Erera, Mike McCandless, Uwe Schindler) than later when e.g. a merge starts. (Shai Erera, Mike McCandless, Uwe Schindler)
* LUCENE-1076: The default merge policy (TieredMergePolicy) is now
able to merge non-contiguous segments, which means docIDs no longer
necessarily say "in order". If this is a problem then you can use
either of the LogMergePolicy impls. (Mike McCandless)
* LUCENE-2881: FieldInfos is now tracked per segment. Before it was tracked * LUCENE-2881: FieldInfos is now tracked per segment. Before it was tracked
per IndexWriter session, which resulted in FieldInfos that had the FieldInfo per IndexWriter session, which resulted in FieldInfos that had the FieldInfo
properties from all previous segments combined. Field numbers are now tracked properties from all previous segments combined. Field numbers are now tracked
@ -492,6 +487,13 @@ Changes in runtime behavior
returns NumericField instances. (Uwe Schindler, Ryan McKinley, returns NumericField instances. (Uwe Schindler, Ryan McKinley,
Mike McCandless) Mike McCandless)
* LUCENE-1076: Changed the default merge policy from
LogByteSizeMergePolicy to TieredMergePolicy, as of Version.LUCENE_32
(passed to IndexWriterConfig), which is able to merge non-contiguous
segments. This means docIDs no longer necessarily stay "in order"
during indexing. If this is a problem then you can use either of
the LogMergePolicy impls. (Mike McCandless)
New features New features
* LUCENE-3082: Added index upgrade tool oal.index.IndexUpgrader * LUCENE-3082: Added index upgrade tool oal.index.IndexUpgrader