Update documentation to use year format instead of week year format.

Replace 'YYYY' with 'yyyy'. fixes 1088
elastic · Jan 9, 2018 · eaab5e8 · eaab5e8
1 parent 8dfc768
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diff --git a/docs/src/reference/asciidoc/appendix/breaking.adoc b/docs/src/reference/asciidoc/appendix/breaking.adoc
@@ -28,10 +28,10 @@ tests were migrated to using single types where possible. This migration
 unearthed a problem with Pig and Cascading in regards to how those frameworks
 interact with the provided index/type names. During setup, Pig and Cascading
 attempt to parse these index names as paths, and when the index has a formatted
-pattern in it (like `index-{event:YYYY.MM.dd}/type`) the path parsing breaks.
+pattern in it (like `index-{event:yyyy.MM.dd}/type`) the path parsing breaks.
 Going forward, the colon character `:` that delimits the field name from the
 format will be changed to the pipe character `|`. An example of the new patterned
-index names is `index-{event|YYYY.MM.dd}/type`. 5.x will support both separators,
+index names is `index-{event|yyyy.MM.dd}/type`. 5.x will support both separators,
 but will log a deprecation message when a colon `:` is encountered.
 
 ==== TTL and Timestamp Meta-fields

diff --git a/docs/src/reference/asciidoc/core/configuration.adoc b/docs/src/reference/asciidoc/core/configuration.adoc
@@ -85,14 +85,14 @@ For example assuming the data contains a +@timestamp+ field, one can group the d
 [source,ini]
 ----
 # index the documents based on their date
-es.resource.write = my-collection/{@timestamp:YYYY.MM.dd} <1>
+es.resource.write = my-collection/{@timestamp:yyyy.MM.dd} <1>
 ----
 
-<1> +@timestamp+ field formatting - in this case +YYYY.MM.dd+
+<1> +@timestamp+ field formatting - in this case +yyyy.MM.dd+
 
 The same configuration property is used (+es.resource.write+) however, through the special +:+ characters a formatting pattern is specified.
 Please refer to the http://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html[SimpleDateFormat] javadocs for more information on the syntax supported.
-In this case +YYYY.MM.dd+ translates the date into the year (specified by four digits), month by 2 digits followed by the day by two digits (such as +2015.01.28+).
+In this case +yyyy.MM.dd+ translates the date into the year (specified by four digits), month by 2 digits followed by the day by two digits (such as +2015.01.28+).
 
 http://logstash.net/[Logstash] users will find this _pattern_ quite http://logstash.net/docs/latest/filters/date[familiar].