hbase 0.94.11 and hadoop version - hadoop

I have a Hadoop cluster with version 1.2.1 and recently i also downloaded hbase 0.94.11 to try out. I able to setup hbase t run in distributed mode but when i checked the web gui status, it stated that the Hadoop version is 1.0.4. I noticed that this is because hbase use the hadoop-core-1.0.4.jar file comes together with hbase. So my question is should i replace this jar file with the hadoop-core-1.2.1.jar so that hbase can use the latest hadoop-core jar file? And does it matter?
Cw

You don't have to do that if 1.0.4 works for you. Because the newest version may bring you any other problems and just replace hadoop-core.jar is unsafe. If you want to upgrade the HBase, please follow the official guide.
Hope it helps.

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