Impala authentication can now be handled by a combination of LDAP and Kerberos. Here’s why, and how.
Impala, the open source analytic database for Apache Hadoop, supports authentication—the act of proving you are who you say you are—using both Kerberos and LDAP. Kerberos has been supported since release 1.0, LDAP support was added more recently, and with CDH 5.2, you can use both at the same time.
Using LDAP and Kerberos together provides significant value;
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