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From Apache Wiki <wikidi...@apache.org>
Subject [Hadoop Wiki] Trivial Update of "Hbase/HowToMigrate" by stack
Date Tue, 15 Jul 2008 00:35:14 GMT
Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Hadoop Wiki" for change notification.

The following page has been changed by stack:
http://wiki.apache.org/hadoop/Hbase/HowToMigrate

The comment on the change is:
Small additions to Izaak's notes

------------------------------------------------------------------------------
  
   * Shut down the old instance of HBase.
   * If necessary, upgrade the underlying version of Hadoop to the version required by the
new instance of HBase.  Refer to the [http://wiki.apache.org/hadoop/Hadoop%20Upgrade Hadoop
Upgrade] page.
-  * Download and configure the new instance of HBase.  Make sure you configure the hbase.rootdir
of the new instance to be the same as that from the old instance.
+  * Download and configure the new instance of HBase.  Make sure you configure the ''hbase.rootdir''
of the new instance to be the same as that from the old instance.
-  * From the new instance of HBase, perform the HBase migration.  See the version-specific
notes below for more specific information on this process.
+  * From the new instance of HBase, perform the HBase migration.  Run ''%{HBASE_HOME}/bin/hbase
migrate'' for usage.  See the version-specific notes below for more specific information on
this process.
   * Start the new instance of HBase.
  
  == Version-Specific Migration Notes ==
  
  === From 0.1.x to 0.2.x ===
  
- HBase 0.1 depends on Hadoop 0.16.  HBase 0.2 depends on Hadoop 0.17, and as such you will
need to upgrade your version of Hadoop as part of this migration.
+ HBase 0.1 depends on Hadoop 0.16.  HBase 0.2 depends on Hadoop 0.17 so first you will need
to upgrade your version of Hadoop as part of this migration.
  
- The actual migration command to be executed by the new HBase 0.2 instance is:
+ After the hadoop migration is complete, the actual migration command to be executed by the
new HBase 0.2 instance is:
  
- {$HBASE_HOME}/bin/hbase migrate update
+ {{{{$HBASE_HOME}/bin/hbase migrate update}}}
  

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