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From ctarg...@apache.org
Subject [lucene-solr] branch jira/solr-13259 updated: SOLR-13259: clarify a bit from feedback; add DELETE collection example
Date Mon, 04 Mar 2019 16:28:51 GMT
This is an automated email from the ASF dual-hosted git repository.

ctargett pushed a commit to branch jira/solr-13259
in repository https://gitbox.apache.org/repos/asf/lucene-solr.git


The following commit(s) were added to refs/heads/jira/solr-13259 by this push:
     new e3d4697  SOLR-13259: clarify a bit from feedback; add DELETE collection example
e3d4697 is described below

commit e3d46972738033647e23779ff730038847947b81
Author: Cassandra Targett <ctargett@apache.org>
AuthorDate: Mon Mar 4 10:28:13 2019 -0600

    SOLR-13259: clarify a bit from feedback; add DELETE collection example
---
 solr/solr-ref-guide/src/reindexing.adoc | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/solr/solr-ref-guide/src/reindexing.adoc b/solr/solr-ref-guide/src/reindexing.adoc
index ec90ef0..efd7573 100644
--- a/solr/solr-ref-guide/src/reindexing.adoc
+++ b/solr/solr-ref-guide/src/reindexing.adoc
@@ -102,7 +102,7 @@ If you change the analysis chain that applies to indexing events, it is
strongly
 This is because all of the changes that occur due to the chain configuration are applied
to documents as they are
 being indexed, and only reindexing will allow your changes to take effect on documents.
 
-While not reindexing after analyzer changes is not required, be aware that not reindexing
can cause unexpected
+While reindexing after analyzer changes is not required, be aware that not reindexing can
cause unexpected
 query results in many cases.
 
 For example, if you indexed a number of documents and then decide you'd like to use the `LowerCaseTokenizerFactory`
@@ -132,8 +132,9 @@ The reason for this is that subtle changes may occur in default field
type defin
 
 [NOTE]
 If you have *not* changed your schema as part of an upgrade from one minor release to another
(such as, from 7.x
-to 7.x), you can often get away with reindexing your documents without first deleting your
index. However, when
-upgrading to a major release, you should plan to reindex your documents because of the likelihood
of changes that break back-compatibility.
+to a later 7.x release), you can often skip reindexing your documents.
+However, when upgrading to a major release, you should plan to reindex your documents because
of the likelihood of
+changes that break back-compatibility.
 
 == Reindexing Strategies
 
@@ -174,7 +175,12 @@ to the new collection seamlessly.
 Here is an example of creating an alias that points to a single collection:
 
 [source,bash]
-http://localhost:8983/solr/admin/collections?action=CREATEALIAS&name=myData&collections=oldCollection
+http://localhost:8983/solr/admin/collections?action=CREATEALIAS&name=myData&collections=newCollection
+
+Once the alias is in place and you are satisfied you no longer need the old data, you can
delete the old collection with the <<collections-api.adoc#delete,DELETE command>>
of the Collections API:
+
+[source,bash]
+http://localhost:8983/solr/admin/collections?action=DELETE&name=oldCollection
 
 == Changes that Do Not Require Reindex
 


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