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Learning Cloudera Impala by Avkash Chauhan

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Impala security

Impala is designed and developed to run on top of Hadoop. So you must understand the Hadoop security model as well as the security provided in the OS where Hadoop is running. If Hadoop is running on Linux, then a Linux administrator and Hadoop administrator user can tighten the security, which definitely can be taken into account with the security provided by Impala. Impala 1.1 or higher uses Sentry Open Source Project to provide a detailed authorization framework for Hadoop. Impala 1.1.1 supports auditing capabilities in a cluster by creating auditing data, which can be collected from all nodes and then processed for further analysis and insight.

Here, in this chapter, we will talk about the security features provided by Impala. ...

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