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MAPREDUCE-6093. minor distcp doc edits (Charles Lamb via aw)

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Allen Wittenauer 2014-09-25 11:32:35 -07:00
parent 6bace90b29
commit 7ffb636a54
2 changed files with 7 additions and 5 deletions
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hadoop-mapreduce-project/CHANGES.txt
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@ -156,6 +156,8 @@ Release 2.6.0 - UNRELEASED
MAPREDUCE-6109. Fix minor typo in distcp -p usage text (Charles Lamb MAPREDUCE-6109. Fix minor typo in distcp -p usage text (Charles Lamb
via aw) via aw)
MAPREDUCE-6093. minor distcp doc edits (Charles Lamb via aw)
Release 2.5.1 - 2014-09-05 Release 2.5.1 - 2014-09-05
INCOMPATIBLE CHANGES INCOMPATIBLE CHANGES

10
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/site/markdown/DistCp.md.vm
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@ -119,13 +119,13 @@ $H3 Basic Usage
$H3 Update and Overwrite $H3 Update and Overwrite
`-update` is used to copy files from source that don't exist at the target `-update` is used to copy files from source that don't exist at the target
or differ than the target version. `-overwrite` overwrites target-files that or differ from the target version. `-overwrite` overwrites target-files that
exist at the target. exist at the target.
Update and Overwrite options warrant special attention, since their handling The Update and Overwrite options warrant special attention since their
of source-paths varies from the defaults in a very subtle manner. Consider a handling of source-paths varies from the defaults in a very subtle manner.
copy from `/source/first/` and `/source/second/` to `/target/`, where the Consider a copy from `/source/first/` and `/source/second/` to `/target/`,
source paths have the following contents: where the source paths have the following contents:
hdfs://nn1:8020/source/first/1 hdfs://nn1:8020/source/first/1
hdfs://nn1:8020/source/first/2 hdfs://nn1:8020/source/first/2