FAQ
The latest release of Impala requires CDH 4.2. Upgrade instructions to CDH4
for manual installations are available:
https://ccp.cloudera.com/display/CDH4DOC/Upgrading+from+CDH3+to+CDH4

On Wed, Mar 20, 2013 at 4:53 AM, Clementine Joe wrote:

Currently ,we have a manually configured CDH3 cluster. We need to
test/validate the performance of Impala.

It seems impala is compatible with CDH4.

what is the best approach to update cdh3 to cdh4 and test Impala?
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postedMar 20, '13 at 10:54p
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